diff --git a/toonz/sources/CMakeLists.txt b/toonz/sources/CMakeLists.txt
index 3dc0c43..3f75091 100644
--- a/toonz/sources/CMakeLists.txt
+++ b/toonz/sources/CMakeLists.txt
@@ -443,7 +443,7 @@ elseif(BUILD_ENV_UNIXLIKE)
         pkg_check_modules(SDL_LIB REQUIRED sdl2)
     endif()
     # Can be 'libmypaint' or 'libmypaint-1.x'
-    pkg_search_module(MYPAINT_LIB REQUIRED libmypaint libmypaint-1.0>=1.3)
+    pkg_search_module(MYPAINT_LIB REQUIRED libmypaint libmypaint-1.3>=1.3)
 endif()