diff --git a/appveyor.yml b/appveyor.yml
index 3c3ae9b..f673945 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,4 +1,4 @@
-version: 1.5.0.{build}
+version: 1.6.0.{build}
 pull_requests:
   do_not_increment_build_number: true
 skip_tags: true
diff --git a/toonz/cmake/BundleInfo.plist.in b/toonz/cmake/BundleInfo.plist.in
index c3bdadd..c962d18 100644
--- a/toonz/cmake/BundleInfo.plist.in
+++ b/toonz/cmake/BundleInfo.plist.in
@@ -19,11 +19,11 @@
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>
-	<string>1.5.0</string>
+	<string>1.6.0</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleVersion</key>
-	<string>1.5</string>
+	<string>1.6</string>
 	<key>CSResourcesFileMapped</key>
 	<true/>
 	<key>LSRequiresCarbon</key>
diff --git a/toonz/sources/include/tversion.h b/toonz/sources/include/tversion.h
index cdbaad0..26cfc5b 100644
--- a/toonz/sources/include/tversion.h
+++ b/toonz/sources/include/tversion.h
@@ -18,7 +18,7 @@ public:
 
 private:
   const char *applicationName     = "OpenToonz";
-  const float applicationVersion  = 1.5;
+  const float applicationVersion  = 1.6;
   const float applicationRevision = 0;
   const char *applicationNote     = "";
 };
diff --git a/toonz/sources/toonz/CMakeLists.txt b/toonz/sources/toonz/CMakeLists.txt
index a6ed910..c8abe15 100644
--- a/toonz/sources/toonz/CMakeLists.txt
+++ b/toonz/sources/toonz/CMakeLists.txt
@@ -1,4 +1,4 @@
-set(VERSION 1.5)
+set(VERSION 1.6)
 
 set(MOC_HEADERS
     addfilmstripframespopup.h
diff --git a/toonz/sources/xdg-data/io.github.OpenToonz.appdata.xml b/toonz/sources/xdg-data/io.github.OpenToonz.appdata.xml
index 0b7ddda..1a400cb 100644
--- a/toonz/sources/xdg-data/io.github.OpenToonz.appdata.xml
+++ b/toonz/sources/xdg-data/io.github.OpenToonz.appdata.xml
@@ -28,6 +28,6 @@
   </screenshots>
   <content_rating type="oars-1.1" />
   <releases>
-    <release version="1.5.0" date="2021-03-25"></release>
+    <release version="1.6.0" date="2022-03-25"></release>
   </releases>
 </component>