diff --git a/.appveyor.yml b/.appveyor.yml
index 08a22b1d..72bef2c0 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -1,4 +1,4 @@
-version: 13.11.{build}
+version: 13.12.{build}
 
 configuration:
   - Release
diff --git a/gpxsee.pro b/gpxsee.pro
index d1db4a9e..862e1ca5 100644
--- a/gpxsee.pro
+++ b/gpxsee.pro
@@ -3,7 +3,7 @@ unix:!macx:!android {
 } else {
     TARGET = GPXSee
 }
-VERSION = 13.11
+VERSION = 13.12
 
 
 QT += core \
diff --git a/pkg/windows/gpxsee64.nsi b/pkg/windows/gpxsee64.nsi
index e33c3281..cc0e24a7 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 "13.11"
+!define VERSION "13.12"
 
 ; The file to write
 OutFile "GPXSee-${VERSION}_x64.exe"