diff --git a/toonz/sources/CMakeLists.txt b/toonz/sources/CMakeLists.txt
index ef90216..111441c 100644
--- a/toonz/sources/CMakeLists.txt
+++ b/toonz/sources/CMakeLists.txt
@@ -21,6 +21,7 @@ if (WIN32)
     endif()
     set(QT_LIB_PATH ${QT_PATH})
     set(CMAKE_PREFIX_PATH "${QT_PATH}/lib/cmake/")
+    add_definitions(-DNOMINMAX)
 elseif (APPLE)
     message("Apple System")
     if (NOT PLATFORM)
diff --git a/toonz/sources/include/tscanner.h b/toonz/sources/include/tscanner.h
index f34b7c3..c8c0202 100644
--- a/toonz/sources/include/tscanner.h
+++ b/toonz/sources/include/tscanner.h
@@ -1,12 +1,6 @@
-
-
 #ifndef TSCANNER_H
 #define TSCANNER_H
 
-#ifdef _WIN32
-#define NOMINMAX
-#endif
-
 #include "trasterimage.h"
 #include <set>
 #include <QString>
diff --git a/toonz/sources/stdfx/artcontourfx.cpp b/toonz/sources/stdfx/artcontourfx.cpp
index b884a10..5ab992a 100644
--- a/toonz/sources/stdfx/artcontourfx.cpp
+++ b/toonz/sources/stdfx/artcontourfx.cpp
@@ -1,8 +1,5 @@
-
-
 #ifdef _WIN32
 #pragma warning(disable : 4996)
-#define NOMINMAX
 #endif
 
 #include "ttzpimagefx.h"
diff --git a/toonz/sources/stdfx/blendtzfx.cpp b/toonz/sources/stdfx/blendtzfx.cpp
index b05f2e3..186e04a 100644
--- a/toonz/sources/stdfx/blendtzfx.cpp
+++ b/toonz/sources/stdfx/blendtzfx.cpp
@@ -1,8 +1,5 @@
-
-
 #ifdef _WIN32
 #pragma warning(disable : 4996)
-#define NOMINMAX
 #endif
 
 #include "ttzpimagefx.h"
diff --git a/toonz/sources/stdfx/blurfx.cpp b/toonz/sources/stdfx/blurfx.cpp
index 27801c5..bc26110 100644
--- a/toonz/sources/stdfx/blurfx.cpp
+++ b/toonz/sources/stdfx/blurfx.cpp
@@ -1,9 +1,3 @@
-
-
-#ifdef _WIN32
-#define NOMINMAX
-#endif
-
 #include "texception.h"
 #include "tfxparam.h"
 #include "trop.h"
diff --git a/toonz/sources/stdfx/igs_fog.cpp b/toonz/sources/stdfx/igs_fog.cpp
index 663e5f4..000432c 100644
--- a/toonz/sources/stdfx/igs_fog.cpp
+++ b/toonz/sources/stdfx/igs_fog.cpp
@@ -3,9 +3,6 @@
 #include <limits>	// std::numeric_limits
 #include <stdexcept> // std::domain_error()
 #include <algorithm> // std::max(),std::rotate()
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX // cancel max(-)
-#endif
 #include "igs_resource_multithread.h"
 #include "igs_ifx_common.h"
 #include "igs_fog.h"
diff --git a/toonz/sources/stdfx/ino_blend_add.cpp b/toonz/sources/stdfx/ino_blend_add.cpp
index c783825..1a596b1 100644
--- a/toonz/sources/stdfx/ino_blend_add.cpp
+++ b/toonz/sources/stdfx/ino_blend_add.cpp
@@ -1,7 +1,4 @@
 //------------------------------------------------------------
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
 #include "tfxparam.h"
 #include "stdfx.h"
 
diff --git a/toonz/sources/stdfx/ino_blend_color_burn.cpp b/toonz/sources/stdfx/ino_blend_color_burn.cpp
index 8a3a90e..88631d3 100644
--- a/toonz/sources/stdfx/ino_blend_color_burn.cpp
+++ b/toonz/sources/stdfx/ino_blend_color_burn.cpp
@@ -1,7 +1,4 @@
 //------------------------------------------------------------
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
 #include "tfxparam.h"
 #include "stdfx.h"
 
diff --git a/toonz/sources/stdfx/ino_blend_color_dodge.cpp b/toonz/sources/stdfx/ino_blend_color_dodge.cpp
index 55236a5..d612e6a 100644
--- a/toonz/sources/stdfx/ino_blend_color_dodge.cpp
+++ b/toonz/sources/stdfx/ino_blend_color_dodge.cpp
@@ -1,7 +1,4 @@
 //------------------------------------------------------------
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
 #include "tfxparam.h"
 #include "stdfx.h"
 
diff --git a/toonz/sources/stdfx/ino_blend_cross_dissolve.cpp b/toonz/sources/stdfx/ino_blend_cross_dissolve.cpp
index 58f7b2f..5c89d5d 100644
--- a/toonz/sources/stdfx/ino_blend_cross_dissolve.cpp
+++ b/toonz/sources/stdfx/ino_blend_cross_dissolve.cpp
@@ -1,7 +1,4 @@
 //------------------------------------------------------------
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
 #include "tfxparam.h"
 #include "stdfx.h"
 
diff --git a/toonz/sources/stdfx/ino_blend_darken.cpp b/toonz/sources/stdfx/ino_blend_darken.cpp
index 96c09b5..0fd040b 100644
--- a/toonz/sources/stdfx/ino_blend_darken.cpp
+++ b/toonz/sources/stdfx/ino_blend_darken.cpp
@@ -1,7 +1,4 @@
 //------------------------------------------------------------
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
 #include "tfxparam.h"
 #include "stdfx.h"
 
diff --git a/toonz/sources/stdfx/ino_blend_darker_color.cpp b/toonz/sources/stdfx/ino_blend_darker_color.cpp
index f4b5a2b..28e1b07 100644
--- a/toonz/sources/stdfx/ino_blend_darker_color.cpp
+++ b/toonz/sources/stdfx/ino_blend_darker_color.cpp
@@ -1,7 +1,4 @@
 //------------------------------------------------------------
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
 #include "tfxparam.h"
 #include "stdfx.h"
 
diff --git a/toonz/sources/stdfx/ino_blend_divide.cpp b/toonz/sources/stdfx/ino_blend_divide.cpp
index 7c08507..0f132c4 100644
--- a/toonz/sources/stdfx/ino_blend_divide.cpp
+++ b/toonz/sources/stdfx/ino_blend_divide.cpp
@@ -1,7 +1,4 @@
 //------------------------------------------------------------
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
 #include "tfxparam.h"
 #include "stdfx.h"
 
diff --git a/toonz/sources/stdfx/ino_blend_hard_light.cpp b/toonz/sources/stdfx/ino_blend_hard_light.cpp
index 0ab01e0..b739841 100644
--- a/toonz/sources/stdfx/ino_blend_hard_light.cpp
+++ b/toonz/sources/stdfx/ino_blend_hard_light.cpp
@@ -1,7 +1,4 @@
 //------------------------------------------------------------
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
 #include "tfxparam.h"
 #include "stdfx.h"
 
diff --git a/toonz/sources/stdfx/ino_blend_hard_mix.cpp b/toonz/sources/stdfx/ino_blend_hard_mix.cpp
index 8c51311..d9b9a32 100644
--- a/toonz/sources/stdfx/ino_blend_hard_mix.cpp
+++ b/toonz/sources/stdfx/ino_blend_hard_mix.cpp
@@ -1,7 +1,4 @@
 //------------------------------------------------------------
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
 #include "tfxparam.h"
 #include "stdfx.h"
 
diff --git a/toonz/sources/stdfx/ino_blend_lighten.cpp b/toonz/sources/stdfx/ino_blend_lighten.cpp
index 3c8a7a0..449a9b3 100644
--- a/toonz/sources/stdfx/ino_blend_lighten.cpp
+++ b/toonz/sources/stdfx/ino_blend_lighten.cpp
@@ -1,7 +1,4 @@
 //------------------------------------------------------------
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
 #include "tfxparam.h"
 #include "stdfx.h"
 
diff --git a/toonz/sources/stdfx/ino_blend_lighter_color.cpp b/toonz/sources/stdfx/ino_blend_lighter_color.cpp
index cc74fe4..ed6a3e4 100644
--- a/toonz/sources/stdfx/ino_blend_lighter_color.cpp
+++ b/toonz/sources/stdfx/ino_blend_lighter_color.cpp
@@ -1,7 +1,4 @@
 //------------------------------------------------------------
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
 #include "tfxparam.h"
 #include "stdfx.h"
 
diff --git a/toonz/sources/stdfx/ino_blend_linear_burn.cpp b/toonz/sources/stdfx/ino_blend_linear_burn.cpp
index 793f87e..60d8011 100644
--- a/toonz/sources/stdfx/ino_blend_linear_burn.cpp
+++ b/toonz/sources/stdfx/ino_blend_linear_burn.cpp
@@ -1,7 +1,4 @@
 //------------------------------------------------------------
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
 #include "tfxparam.h"
 #include "stdfx.h"
 
diff --git a/toonz/sources/stdfx/ino_blend_linear_dodge.cpp b/toonz/sources/stdfx/ino_blend_linear_dodge.cpp
index 5f95d6a..053f635 100644
--- a/toonz/sources/stdfx/ino_blend_linear_dodge.cpp
+++ b/toonz/sources/stdfx/ino_blend_linear_dodge.cpp
@@ -1,7 +1,4 @@
 //------------------------------------------------------------
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
 #include "tfxparam.h"
 #include "stdfx.h"
 
diff --git a/toonz/sources/stdfx/ino_blend_linear_light.cpp b/toonz/sources/stdfx/ino_blend_linear_light.cpp
index b3225a5..548ba22 100644
--- a/toonz/sources/stdfx/ino_blend_linear_light.cpp
+++ b/toonz/sources/stdfx/ino_blend_linear_light.cpp
@@ -1,7 +1,4 @@
 //------------------------------------------------------------
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
 #include "tfxparam.h"
 #include "stdfx.h"
 
diff --git a/toonz/sources/stdfx/ino_blend_multiply.cpp b/toonz/sources/stdfx/ino_blend_multiply.cpp
index 738fc8c..ab49b10 100644
--- a/toonz/sources/stdfx/ino_blend_multiply.cpp
+++ b/toonz/sources/stdfx/ino_blend_multiply.cpp
@@ -1,7 +1,4 @@
 //------------------------------------------------------------
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
 #include "tfxparam.h"
 #include "stdfx.h"
 
diff --git a/toonz/sources/stdfx/ino_blend_over.cpp b/toonz/sources/stdfx/ino_blend_over.cpp
index 9e78579..6c469d2 100644
--- a/toonz/sources/stdfx/ino_blend_over.cpp
+++ b/toonz/sources/stdfx/ino_blend_over.cpp
@@ -1,7 +1,4 @@
 //------------------------------------------------------------
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
 #include "tfxparam.h"
 #include "stdfx.h"
 
diff --git a/toonz/sources/stdfx/ino_blend_overlay.cpp b/toonz/sources/stdfx/ino_blend_overlay.cpp
index 9fdf5d9..c2b1181 100644
--- a/toonz/sources/stdfx/ino_blend_overlay.cpp
+++ b/toonz/sources/stdfx/ino_blend_overlay.cpp
@@ -1,7 +1,4 @@
 //------------------------------------------------------------
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
 #include "tfxparam.h"
 #include "stdfx.h"
 
diff --git a/toonz/sources/stdfx/ino_blend_pin_light.cpp b/toonz/sources/stdfx/ino_blend_pin_light.cpp
index 9c4c1dc..bf3b74b 100644
--- a/toonz/sources/stdfx/ino_blend_pin_light.cpp
+++ b/toonz/sources/stdfx/ino_blend_pin_light.cpp
@@ -1,7 +1,4 @@
 //------------------------------------------------------------
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
 #include "tfxparam.h"
 #include "stdfx.h"
 
diff --git a/toonz/sources/stdfx/ino_blend_screen.cpp b/toonz/sources/stdfx/ino_blend_screen.cpp
index bf7c502..95d46fd 100644
--- a/toonz/sources/stdfx/ino_blend_screen.cpp
+++ b/toonz/sources/stdfx/ino_blend_screen.cpp
@@ -1,7 +1,4 @@
 //------------------------------------------------------------
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
 #include "tfxparam.h"
 #include "stdfx.h"
 
diff --git a/toonz/sources/stdfx/ino_blend_soft_light.cpp b/toonz/sources/stdfx/ino_blend_soft_light.cpp
index 007e5c7..85a5dc6 100644
--- a/toonz/sources/stdfx/ino_blend_soft_light.cpp
+++ b/toonz/sources/stdfx/ino_blend_soft_light.cpp
@@ -1,7 +1,4 @@
 //------------------------------------------------------------
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
 #include "tfxparam.h"
 #include "stdfx.h"
 
diff --git a/toonz/sources/stdfx/ino_blend_subtract.cpp b/toonz/sources/stdfx/ino_blend_subtract.cpp
index dff322d..9bec520 100644
--- a/toonz/sources/stdfx/ino_blend_subtract.cpp
+++ b/toonz/sources/stdfx/ino_blend_subtract.cpp
@@ -1,7 +1,4 @@
 //------------------------------------------------------------
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
 #include "tfxparam.h"
 #include "stdfx.h"
 
diff --git a/toonz/sources/stdfx/ino_blend_vivid_light.cpp b/toonz/sources/stdfx/ino_blend_vivid_light.cpp
index 0bcc1f5..1cbdead 100644
--- a/toonz/sources/stdfx/ino_blend_vivid_light.cpp
+++ b/toonz/sources/stdfx/ino_blend_vivid_light.cpp
@@ -1,7 +1,4 @@
 //------------------------------------------------------------
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
 #include "tfxparam.h"
 #include "stdfx.h"
 
diff --git a/toonz/sources/stdfx/ino_blur.cpp b/toonz/sources/stdfx/ino_blur.cpp
index d327bf3..6d8a1ea 100644
--- a/toonz/sources/stdfx/ino_blur.cpp
+++ b/toonz/sources/stdfx/ino_blur.cpp
@@ -1,7 +1,3 @@
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
-
 #include <sstream> /* std::ostringstream */
 #include "tfxparam.h"
 #include "stdfx.h"
diff --git a/toonz/sources/stdfx/ino_channel_selector.cpp b/toonz/sources/stdfx/ino_channel_selector.cpp
index 5937a56..7b132bd 100644
--- a/toonz/sources/stdfx/ino_channel_selector.cpp
+++ b/toonz/sources/stdfx/ino_channel_selector.cpp
@@ -1,7 +1,3 @@
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
-
 #include <sstream> /* std::ostringstream */
 /* Not use boost at toonz-6.1 */
 // #include <boost/shared_array.hpp> /* boost::shared_array<> */
diff --git a/toonz/sources/stdfx/ino_density.cpp b/toonz/sources/stdfx/ino_density.cpp
index 9eb701a..efd553b 100644
--- a/toonz/sources/stdfx/ino_density.cpp
+++ b/toonz/sources/stdfx/ino_density.cpp
@@ -1,7 +1,3 @@
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
-
 #include <sstream> /* std::ostringstream */
 #include "tfxparam.h"
 #include "stdfx.h"
diff --git a/toonz/sources/stdfx/ino_fog.cpp b/toonz/sources/stdfx/ino_fog.cpp
index 8ee88b4..e84524b 100644
--- a/toonz/sources/stdfx/ino_fog.cpp
+++ b/toonz/sources/stdfx/ino_fog.cpp
@@ -1,7 +1,3 @@
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
-
 #include <sstream> /* std::ostringstream */
 #include "tfxparam.h"
 #include "stdfx.h"
diff --git a/toonz/sources/stdfx/ino_hls_add.cpp b/toonz/sources/stdfx/ino_hls_add.cpp
index 479e632..400d6b2 100644
--- a/toonz/sources/stdfx/ino_hls_add.cpp
+++ b/toonz/sources/stdfx/ino_hls_add.cpp
@@ -1,7 +1,3 @@
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
-
 #include <sstream> /* std::ostringstream */
 #include "tfxparam.h"
 #include "stdfx.h"
diff --git a/toonz/sources/stdfx/ino_hls_adjust.cpp b/toonz/sources/stdfx/ino_hls_adjust.cpp
index f87bb6d..7c78595 100644
--- a/toonz/sources/stdfx/ino_hls_adjust.cpp
+++ b/toonz/sources/stdfx/ino_hls_adjust.cpp
@@ -1,7 +1,3 @@
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
-
 #include <sstream> /* std::ostringstream */
 #include "tfxparam.h"
 #include "stdfx.h"
diff --git a/toonz/sources/stdfx/ino_hls_noise.cpp b/toonz/sources/stdfx/ino_hls_noise.cpp
index e45ecbc..68bec1c 100644
--- a/toonz/sources/stdfx/ino_hls_noise.cpp
+++ b/toonz/sources/stdfx/ino_hls_noise.cpp
@@ -1,7 +1,3 @@
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
-
 #include <sstream> /* std::ostringstream */
 #include "tfxparam.h"
 #include "stdfx.h"
diff --git a/toonz/sources/stdfx/ino_hsv_add.cpp b/toonz/sources/stdfx/ino_hsv_add.cpp
index b8bc128..4e6e0d6 100644
--- a/toonz/sources/stdfx/ino_hsv_add.cpp
+++ b/toonz/sources/stdfx/ino_hsv_add.cpp
@@ -1,7 +1,3 @@
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
-
 #include <sstream> /* std::ostringstream */
 #include "tfxparam.h"
 #include "stdfx.h"
diff --git a/toonz/sources/stdfx/ino_hsv_adjust.cpp b/toonz/sources/stdfx/ino_hsv_adjust.cpp
index 453cebc..6bd929e 100644
--- a/toonz/sources/stdfx/ino_hsv_adjust.cpp
+++ b/toonz/sources/stdfx/ino_hsv_adjust.cpp
@@ -1,7 +1,3 @@
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
-
 #include <sstream> /* std::ostringstream */
 #include "tfxparam.h"
 #include "stdfx.h"
diff --git a/toonz/sources/stdfx/ino_hsv_noise.cpp b/toonz/sources/stdfx/ino_hsv_noise.cpp
index c133e6a..638b7e6 100644
--- a/toonz/sources/stdfx/ino_hsv_noise.cpp
+++ b/toonz/sources/stdfx/ino_hsv_noise.cpp
@@ -1,7 +1,3 @@
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
-
 #include <sstream> /* std::ostringstream */
 #include "tfxparam.h"
 #include "stdfx.h"
diff --git a/toonz/sources/stdfx/ino_level_auto.cpp b/toonz/sources/stdfx/ino_level_auto.cpp
index 331ce07..fdd85bc 100644
--- a/toonz/sources/stdfx/ino_level_auto.cpp
+++ b/toonz/sources/stdfx/ino_level_auto.cpp
@@ -1,7 +1,3 @@
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
-
 #include <sstream> /* std::ostringstream */
 #include "tfxparam.h"
 #include "stdfx.h"
diff --git a/toonz/sources/stdfx/ino_level_master.cpp b/toonz/sources/stdfx/ino_level_master.cpp
index b75a962..01ea78e 100644
--- a/toonz/sources/stdfx/ino_level_master.cpp
+++ b/toonz/sources/stdfx/ino_level_master.cpp
@@ -1,7 +1,3 @@
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
-
 #include <sstream> /* std::ostringstream */
 #include "tfxparam.h"
 #include "stdfx.h"
diff --git a/toonz/sources/stdfx/ino_level_rgba.cpp b/toonz/sources/stdfx/ino_level_rgba.cpp
index 5e9341b..0a67724 100644
--- a/toonz/sources/stdfx/ino_level_rgba.cpp
+++ b/toonz/sources/stdfx/ino_level_rgba.cpp
@@ -1,7 +1,3 @@
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
-
 #include <sstream> /* std::ostringstream */
 #include "tfxparam.h"
 #include "stdfx.h"
diff --git a/toonz/sources/stdfx/ino_line_blur.cpp b/toonz/sources/stdfx/ino_line_blur.cpp
index ac47bba..b7929ec 100644
--- a/toonz/sources/stdfx/ino_line_blur.cpp
+++ b/toonz/sources/stdfx/ino_line_blur.cpp
@@ -6818,10 +6818,6 @@ void igs::line_blur::convert(
 
 //＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝
 
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
-
 #include <sstream> /* std::ostringstream */
 #include "tfxparam.h"
 #include "stdfx.h"
diff --git a/toonz/sources/stdfx/ino_maxmin.cpp b/toonz/sources/stdfx/ino_maxmin.cpp
index 9222541..057d429 100644
--- a/toonz/sources/stdfx/ino_maxmin.cpp
+++ b/toonz/sources/stdfx/ino_maxmin.cpp
@@ -1,7 +1,3 @@
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
-
 #include <sstream> /* std::ostringstream */
 #include "tfxparam.h"
 #include "stdfx.h"
diff --git a/toonz/sources/stdfx/ino_median.cpp b/toonz/sources/stdfx/ino_median.cpp
index ab50eb5..9ac1395 100644
--- a/toonz/sources/stdfx/ino_median.cpp
+++ b/toonz/sources/stdfx/ino_median.cpp
@@ -1,7 +1,3 @@
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
-
 #include <sstream> /* std::ostringstream */
 #include "tfxparam.h"
 #include "stdfx.h"
diff --git a/toonz/sources/stdfx/ino_median_filter.cpp b/toonz/sources/stdfx/ino_median_filter.cpp
index 3ba0b8f..c6b9cb3 100644
--- a/toonz/sources/stdfx/ino_median_filter.cpp
+++ b/toonz/sources/stdfx/ino_median_filter.cpp
@@ -1,7 +1,3 @@
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
-
 #include <sstream> /* std::ostringstream */
 #include "tfxparam.h"
 #include "stdfx.h"
diff --git a/toonz/sources/stdfx/ino_motion_blur.cpp b/toonz/sources/stdfx/ino_motion_blur.cpp
index 71f6199..462295b 100644
--- a/toonz/sources/stdfx/ino_motion_blur.cpp
+++ b/toonz/sources/stdfx/ino_motion_blur.cpp
@@ -1,7 +1,3 @@
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
-
 #include <sstream> /* std::ostringstream */
 #include "tfxparam.h"
 #include "stdfx.h"
diff --git a/toonz/sources/stdfx/ino_motion_wind.cpp b/toonz/sources/stdfx/ino_motion_wind.cpp
index caa1a3f..5e5a693 100644
--- a/toonz/sources/stdfx/ino_motion_wind.cpp
+++ b/toonz/sources/stdfx/ino_motion_wind.cpp
@@ -1,7 +1,3 @@
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
-
 #include <sstream> /* std::ostringstream */
 #include "tfxparam.h"
 #include "stdfx.h"
diff --git a/toonz/sources/stdfx/ino_negate.cpp b/toonz/sources/stdfx/ino_negate.cpp
index b5617e5..c210c25 100644
--- a/toonz/sources/stdfx/ino_negate.cpp
+++ b/toonz/sources/stdfx/ino_negate.cpp
@@ -1,7 +1,3 @@
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
-
 #include <sstream> /* std::ostringstream */
 #include "tfxparam.h"
 #include "stdfx.h"
diff --git a/toonz/sources/stdfx/ino_pn_clouds.cpp b/toonz/sources/stdfx/ino_pn_clouds.cpp
index 9534c50..890dd06 100644
--- a/toonz/sources/stdfx/ino_pn_clouds.cpp
+++ b/toonz/sources/stdfx/ino_pn_clouds.cpp
@@ -1,7 +1,3 @@
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
-
 #include <sstream> /* std::ostringstream */
 #include "tfxparam.h"
 #include "stdfx.h"
diff --git a/toonz/sources/stdfx/ino_radial_blur.cpp b/toonz/sources/stdfx/ino_radial_blur.cpp
index d26350a..17ae5fa 100644
--- a/toonz/sources/stdfx/ino_radial_blur.cpp
+++ b/toonz/sources/stdfx/ino_radial_blur.cpp
@@ -1,7 +1,3 @@
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
-
 #include <sstream> /* std::ostringstream */
 #include "tfxparam.h"
 #include "tparamset.h" // TPointParamP
diff --git a/toonz/sources/stdfx/ino_spin_blur.cpp b/toonz/sources/stdfx/ino_spin_blur.cpp
index 6489a21..d3efebf 100644
--- a/toonz/sources/stdfx/ino_spin_blur.cpp
+++ b/toonz/sources/stdfx/ino_spin_blur.cpp
@@ -1,7 +1,3 @@
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
-
 #include <sstream> /* std::ostringstream */
 #include "tfxparam.h"
 #include "tparamset.h" // TPointParamP
diff --git a/toonz/sources/stdfx/ino_warp_hv.cpp b/toonz/sources/stdfx/ino_warp_hv.cpp
index e741708..b3cd9fa 100644
--- a/toonz/sources/stdfx/ino_warp_hv.cpp
+++ b/toonz/sources/stdfx/ino_warp_hv.cpp
@@ -1,7 +1,3 @@
-#if defined _WIN32 && !defined NOMINMAX
-#define NOMINMAX
-#endif
-
 #include <sstream> /* std::ostringstream */
 #include "tfxparam.h"
 #include "stdfx.h"
diff --git a/toonz/sources/stdfx/iwa_particlesengine.cpp b/toonz/sources/stdfx/iwa_particlesengine.cpp
index 1ebbf3d..ad8ecc9 100644
--- a/toonz/sources/stdfx/iwa_particlesengine.cpp
+++ b/toonz/sources/stdfx/iwa_particlesengine.cpp
@@ -2,8 +2,6 @@
 // Iwa_Particles_Engine for Marnie
 // based on Particles_Engine by Digital Video
 //------------------------------------------------------------------
-#define NOMINMAX
-
 #include "trop.h"
 #include "tfxparam.h"
 #include "tofflinegl.h"
diff --git a/toonz/sources/tnzext/NotSimmetricBezierPotential.cpp b/toonz/sources/tnzext/NotSimmetricBezierPotential.cpp
index e8a3a5e..b4a6101 100644
--- a/toonz/sources/tnzext/NotSimmetricBezierPotential.cpp
+++ b/toonz/sources/tnzext/NotSimmetricBezierPotential.cpp
@@ -1,9 +1,3 @@
-
-
-#ifdef _WIN32
-#define NOMINMAX
-#endif
-
 #include "ext/NotSimmetricBezierPotential.h"
 #include "tstroke.h"
 
diff --git a/toonz/sources/tnzext/OverallDesigner.cpp b/toonz/sources/tnzext/OverallDesigner.cpp
index 4240a1f..41175f3 100644
--- a/toonz/sources/tnzext/OverallDesigner.cpp
+++ b/toonz/sources/tnzext/OverallDesigner.cpp
@@ -1,9 +1,3 @@
-
-
-#ifdef _WIN32
-#define NOMINMAX
-#endif
-
 #include "ext/OverallDesigner.h"
 //#include "ext/StrokeParametricDeformer.h"
 #include "ext/StrokeDeformation.h"
diff --git a/toonz/sources/tnzext/Selector.cpp b/toonz/sources/tnzext/Selector.cpp
index d98caab..3d8c554 100644
--- a/toonz/sources/tnzext/Selector.cpp
+++ b/toonz/sources/tnzext/Selector.cpp
@@ -1,9 +1,3 @@
-
-
-#ifdef _WIN32
-#define NOMINMAX
-#endif
-
 #include "ext/Selector.h"
 #include "tgl.h"
 //#include "drawutil.h"
diff --git a/toonz/sources/tnzext/StrokeDeformationImpl.cpp b/toonz/sources/tnzext/StrokeDeformationImpl.cpp
index 0e651c5..38d51f0 100644
--- a/toonz/sources/tnzext/StrokeDeformationImpl.cpp
+++ b/toonz/sources/tnzext/StrokeDeformationImpl.cpp
@@ -6,9 +6,6 @@
 #ifdef _DEBUG
 #define _STLP_DEBUG 1
 #endif
-#ifdef _WIN32
-#define NOMINMAX
-#endif
 
 #include "ext/StrokeDeformationImpl.h"
 #include "ext/StrokeDeformation.h"
diff --git a/toonz/sources/tnztools/pinchtool.cpp b/toonz/sources/tnztools/pinchtool.cpp
index 5cb69ea..8504f4b 100644
--- a/toonz/sources/tnztools/pinchtool.cpp
+++ b/toonz/sources/tnztools/pinchtool.cpp
@@ -48,6 +48,7 @@
 #include "ext/StrokeDeformation.h"
 
 #include <memory>
+#include <algorithm>
 
 using namespace ToolUtils;
 using namespace ToonzExt;
@@ -273,7 +274,7 @@ void PinchTool::leftButtonDrag(const TPointD &pos,
 			val_in_range = m_selector.getLength();
 
 		// set value in range
-		val_in_range = max(min(val_in_range, prop_range.second), prop_range.first);
+		val_in_range = std::max(std::min(val_in_range, prop_range.second), prop_range.first);
 		try {
 			m_toolRange.setValue(val_in_range);
 			TTool::getApplication()->getCurrentTool()->notifyToolChanged();
diff --git a/toonz/sources/toonz/ObjectTracker.cpp b/toonz/sources/toonz/ObjectTracker.cpp
index 265588b..3363549 100644
--- a/toonz/sources/toonz/ObjectTracker.cpp
+++ b/toonz/sources/toonz/ObjectTracker.cpp
@@ -10,10 +10,6 @@ Compiler: Microsoft Visual Studio.net
 Luigi Sgaglione
 
 **********************************************************************/
-#ifdef _WIN32
-#define NOMINMAX
-#endif
-
 #include <memory>
 
 #include "ObjectTracker.h"
diff --git a/toonz/sources/toonz/mergecmapped.cpp b/toonz/sources/toonz/mergecmapped.cpp
index 6149dd8..9d1d3d5 100644
--- a/toonz/sources/toonz/mergecmapped.cpp
+++ b/toonz/sources/toonz/mergecmapped.cpp
@@ -1,5 +1,3 @@
-
-
 #include "tapp.h"
 #include "tpalette.h"
 #include "toonz/txsheet.h"
@@ -35,6 +33,8 @@
 #include "toonz/toonzscene.h"
 #include "toonz/childstack.h"
 
+#include <algorithm>
+
 using namespace DVGui;
 
 namespace
@@ -457,13 +457,13 @@ void mergeCmapped(int column, int mColumn, const QString &fullpath, bool isRedo)
 
 	if (start > end)
 		return;
-	vector<TXshCell> cell(max(end, mEnd) - min(start, mStart) + 1);
+	vector<TXshCell> cell(std::max(end, mEnd) - std::min(start, mStart) + 1);
 	vector<TXshCell> mCell(cell.size());
 
-	xsh->getCells(min(start, mStart), column, cell.size(), &(cell[0]));
+	xsh->getCells(std::min(start, mStart), column, cell.size(), &(cell[0]));
 
 	if (mColumn != -1)
-		xsh->getCells(min(start, mStart), mColumn, cell.size(), &(mCell[0]));
+		xsh->getCells(std::min(start, mStart), mColumn, cell.size(), &(mCell[0]));
 
 	TXshColumn *col = xsh->getColumn(column);
 	TXshColumn *mcol = xsh->getColumn(mColumn);
@@ -511,8 +511,8 @@ void mergeCmapped(int column, int mColumn, const QString &fullpath, bool isRedo)
 
 		TAffine imgAff, matchAff;
 
-		getColumnPlacement(imgAff, xsh, min(start, mStart) + i, column, false);
-		getColumnPlacement(matchAff, xsh, min(start, mStart) + i, mColumn, false);
+		getColumnPlacement(imgAff, xsh, std::min(start, mStart) + i, column, false);
+		getColumnPlacement(matchAff, xsh, std::min(start, mStart) + i, mColumn, false);
 
 		//std::map<TFrameId, TFrameId>::iterator it;
 		MergedPair mp(cell[i].isEmpty() ? TFrameId() : cell[i].getFrameId(),
diff --git a/toonz/sources/toonzlib/sandor_fxs/BlurMatrix.cpp b/toonz/sources/toonzlib/sandor_fxs/BlurMatrix.cpp
index 0af80d1..1ac1f0a 100644
--- a/toonz/sources/toonzlib/sandor_fxs/BlurMatrix.cpp
+++ b/toonz/sources/toonzlib/sandor_fxs/BlurMatrix.cpp
@@ -17,7 +17,9 @@ int nanosleep(const struct timespec *rqtp, struct timespec *rmtp);
 
 #endif
 #endif
+
 #include <vector>
+#include <algorithm>
 
 #include <math.h>
 #include <stdlib.h>
@@ -199,7 +201,7 @@ void CBlurMatrix::addPath(vector<BLURSECTION>::iterator pBS)
 			//SXYD* xyd= pBS->begin();
 			int x = xyd->x;
 			int y = xyd->y;
-			int l = max(abs(x), abs(y));
+			int l = std::max(std::abs(x), std::abs(y));
 			double dx = -(double)x / (double)l;
 			double dy = -(double)y / (double)l;
 			double xx = (double)x + dx;
diff --git a/toonz/sources/toonzlib/sandor_fxs/STColSelPic.h b/toonz/sources/toonzlib/sandor_fxs/STColSelPic.h
index 8152055..48cdd5a 100644
--- a/toonz/sources/toonzlib/sandor_fxs/STColSelPic.h
+++ b/toonz/sources/toonzlib/sandor_fxs/STColSelPic.h
@@ -277,21 +277,21 @@ public:
 
 	bool isBetween(const I_PIXEL &a, const I_PIXEL &b, const I_PIXEL &c) const
 	{
-		if (c.r < min(a.r, b.r))
+		if (c.r < std::min(a.r, b.r))
 			return false;
-		if (c.r > max(a.r, b.r))
+		if (c.r > std::max(a.r, b.r))
 			return false;
-		if (c.g < min(a.g, b.g))
+		if (c.g < std::min(a.g, b.g))
 			return false;
-		if (c.g > max(a.g, b.g))
+		if (c.g > std::max(a.g, b.g))
 			return false;
-		if (c.b < min(a.b, b.b))
+		if (c.b < std::min(a.b, b.b))
 			return false;
-		if (c.b > max(a.b, b.b))
+		if (c.b > std::max(a.b, b.b))
 			return false;
-		if (c.m < min(a.m, b.m))
+		if (c.m < std::min(a.m, b.m))
 			return false;
-		if (c.m > max(a.m, b.m))
+		if (c.m > std::max(a.m, b.m))
 			return false;
 		/*
 //if ( c.m!=0 )
@@ -542,10 +542,10 @@ public:
 		for (int y = 0; y < CSTPic<P>::m_lY; y++)
 			for (int x = 0; x < CSTPic<P>::m_lX; x++, pSel++)
 				if (*pSel > (UCHAR)0) {
-					box.x0 = min(box.x0, x);
-					box.x1 = max(box.x1, x);
-					box.y0 = min(box.y0, y);
-					box.y1 = max(box.y1, y);
+					box.x0 = std::min(box.x0, x);
+					box.x1 = std::max(box.x1, x);
+					box.y0 = std::min(box.y0, y);
+					box.y1 = std::max(box.y1, y);
 				}
 	}
 
diff --git a/toonz/sources/toonzlib/sandor_fxs/YOMBInputParam.cpp b/toonz/sources/toonzlib/sandor_fxs/YOMBInputParam.cpp
index a4b6a1e..b41d3b1 100644
--- a/toonz/sources/toonzlib/sandor_fxs/YOMBInputParam.cpp
+++ b/toonz/sources/toonzlib/sandor_fxs/YOMBInputParam.cpp
@@ -4,15 +4,17 @@
 //
 //////////////////////////////////////////////////////////////////////
 
+#ifdef _WIN32
+#pragma warning(disable : 4996)
+#endif
+
+#include <algorithm>
 #include <math.h>
 #include <stdlib.h>
 #include <string.h>
 #include <search.h>
 #include "YOMBInputParam.h"
-//#include "tmsg.h"
-#ifdef _WIN32
-#pragma warning(disable : 4996)
-#endif
+
 //////////////////////////////////////////////////////////////////////
 // Construction/Destruction
 //////////////////////////////////////////////////////////////////////
@@ -72,9 +74,9 @@ void CYOMBInputParam::strToColorIndex(const char *s, COLOR_INDEX_LIST &cil,
 		int begin = getRangeBegin(s);
 		int end = getRangeEnd(s);
 		if (begin >= 0 && end >= 0) {
-			begin = min(begin, maxIndex);
-			end = min(end, maxIndex);
-			for (int i = min(begin, end); i <= max(begin, end) && cil.nb < MAXNBCIL; i++)
+			begin = std::min(begin, maxIndex);
+			end = std::min(end, maxIndex);
+			for (int i = std::min(begin, end); i <= std::max(begin, end) && cil.nb < MAXNBCIL; i++)
 				cil.ci[cil.nb++] = (unsigned short)i;
 		}
 		// If there is no 'begin' or 'end' of range, it is considered
diff --git a/toonz/sources/toonzqt/pluginhost.cpp b/toonz/sources/toonzqt/pluginhost.cpp
index 4e5d401..4cd67ff 100644
--- a/toonz/sources/toonzqt/pluginhost.cpp
+++ b/toonz/sources/toonzqt/pluginhost.cpp
@@ -1,6 +1,3 @@
-#ifdef _MSC_VER
-#define NOMINMAX
-#endif
 #include <sstream>
 #include <string>
 #include <utility>