diff --git a/.appveyor.yml b/.appveyor.yml
index 46d70047..db62152c 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -1,4 +1,4 @@
-version: 13.20.{build}
+version: 13.21.{build}
 
 configuration:
   - Release
diff --git a/gpxsee.pro b/gpxsee.pro
index fe3d488b..5ac67a20 100644
--- a/gpxsee.pro
+++ b/gpxsee.pro
@@ -3,7 +3,7 @@ unix:!macx:!android {
 } else {
     TARGET = GPXSee
 }
-VERSION = 13.20
+VERSION = 13.21
 
 
 QT += core \
diff --git a/pkg/windows/gpxsee64.nsi b/pkg/windows/gpxsee64.nsi
index 1abe807f..5474220a 100644
--- a/pkg/windows/gpxsee64.nsi
+++ b/pkg/windows/gpxsee64.nsi
@@ -37,7 +37,7 @@ Unicode true
 ; The name of the installer
 Name "GPXSee"
 ; Program version
-!define VERSION "13.20"
+!define VERSION "13.21"
 
 ; The file to write
 OutFile "GPXSee-${VERSION}_x64.exe"