diff --git a/.appveyor.yml b/.appveyor.yml
index 72df3df61..5cb08c9d0 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -1,4 +1,4 @@
-version: '1.2.0-{branch}-{build}'
+version: '1.3.0-{branch}-{build}'
 clone_depth: 5
 shallow_clone: true
 max_jobs: 1
diff --git a/src/ImageViewer/resources/platform/debian/changelog b/src/ImageViewer/resources/platform/debian/changelog
index e99f13350..7eac20141 100644
--- a/src/ImageViewer/resources/platform/debian/changelog
+++ b/src/ImageViewer/resources/platform/debian/changelog
@@ -1,4 +1,4 @@
-imageviewer (1.2.0-1) unstable; urgency=low
+imageviewer (1.3.0-1) unstable; urgency=low
 
   * New upstream release
 
diff --git a/src/ImageViewer/resources/platform/haiku/ImageViewer.rdef b/src/ImageViewer/resources/platform/haiku/ImageViewer.rdef
index b9af0e1b1..2f328332b 100644
--- a/src/ImageViewer/resources/platform/haiku/ImageViewer.rdef
+++ b/src/ImageViewer/resources/platform/haiku/ImageViewer.rdef
@@ -4,7 +4,7 @@ resource app_flags B_MULTIPLE_LAUNCH;
 
 resource app_version {
     major  = 1,
-    middle = 2,
+    middle = 3,
     minor  = 0,
 
     variety = B_APPV_FINAL,
diff --git a/src/ImageViewer/resources/platform/macosx/Info.plist b/src/ImageViewer/resources/platform/macosx/Info.plist
index 2ab647a67..f2611b163 100644
--- a/src/ImageViewer/resources/platform/macosx/Info.plist
+++ b/src/ImageViewer/resources/platform/macosx/Info.plist
@@ -19,9 +19,9 @@
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleVersion</key>
-	<string>1.2.0</string>
+	<string>1.3.0</string>
 	<key>CFBundleShortVersionString</key>
-	<string>1.2.0</string>
+	<string>1.3.0</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>NSPrincipalClass</key>
diff --git a/src/ImageViewer/resources/platform/windows/resources.rc b/src/ImageViewer/resources/platform/windows/resources.rc
index ec0473e22..4befddeb3 100644
--- a/src/ImageViewer/resources/platform/windows/resources.rc
+++ b/src/ImageViewer/resources/platform/windows/resources.rc
@@ -2,10 +2,10 @@ IDI_ICON1 ICON DISCARDABLE "../../icon/icon.ico"
 
 #include <windows.h>
 
-#define VER_FILEVERSION             1,2,0,0
-#define VER_FILEVERSION_STR         "1.2.0.0\0"
-#define VER_PRODUCTVERSION          1,2,0,0
-#define VER_PRODUCTVERSION_STR      "1.2.0\0"
+#define VER_FILEVERSION             1,3,0,0
+#define VER_FILEVERSION_STR         "1.3.0.0\0"
+#define VER_PRODUCTVERSION          1,3,0,0
+#define VER_PRODUCTVERSION_STR      "1.3.0\0"
 #define VER_FILEDESCRIPTION_STR     "Image Viewer"
 #define VER_INTERNALNAME_STR        "ImageViewer"
 #define VER_LEGALCOPYRIGHT_STR      "(c) Peter S. Zhigalov, 2017-2021"
diff --git a/src/ImageViewer/resources/platform/windows/wixpy_x64.json b/src/ImageViewer/resources/platform/windows/wixpy_x64.json
index 54f85274d..80f8942ce 100644
--- a/src/ImageViewer/resources/platform/windows/wixpy_x64.json
+++ b/src/ImageViewer/resources/platform/windows/wixpy_x64.json
@@ -1,7 +1,7 @@
 {
     "Name": "Image Viewer",
     "UpgradeCode": "C2D228E5-76F1-4811-B4BE-57A42A2C1E4D",
-    "Version": "1.2.0",
+    "Version": "1.3.0",
     "Manufacturer": "AlienCowEatCake",
     "Description": "Image Viewer Installer",
     "Comments": "Simple, cross-platform image viewer",
diff --git a/src/ImageViewer/resources/platform/windows/wixpy_x86.json b/src/ImageViewer/resources/platform/windows/wixpy_x86.json
index 6f837ee36..8896eafd3 100644
--- a/src/ImageViewer/resources/platform/windows/wixpy_x86.json
+++ b/src/ImageViewer/resources/platform/windows/wixpy_x86.json
@@ -1,7 +1,7 @@
 {
     "Name": "Image Viewer",
     "UpgradeCode": "C2D228E5-76F1-4811-B4BE-57A42A2C1E4D",
-    "Version": "1.2.0",
+    "Version": "1.3.0",
     "Manufacturer": "AlienCowEatCake",
     "Description": "Image Viewer Installer",
     "Comments": "Simple, cross-platform image viewer",
diff --git a/src/ImageViewer/src/main.cpp b/src/ImageViewer/src/main.cpp
index 9131d0ab5..196d89636 100644
--- a/src/ImageViewer/src/main.cpp
+++ b/src/ImageViewer/src/main.cpp
@@ -54,7 +54,7 @@ int main(int argc, char *argv[])
     app.setOrganizationDomain(QString::fromLatin1("aliencoweatcake.github.com"));
     app.setOrganizationName(QString::fromLatin1("AlienCowEatCake"));
     app.setApplicationName(QString::fromLatin1("Image Viewer"));
-    app.setApplicationVersion(QString::fromLatin1("1.2.0"));
+    app.setApplicationVersion(QString::fromLatin1("1.3.0"));
 #if !defined (Q_OS_MAC)
     app.setWindowIcon(QIcon(QString::fromLatin1(":/icon/icon.ico")));
     app.setAttribute(Qt::AA_DontShowIconsInMenus, false);