diff --git a/.appveyor.yml b/.appveyor.yml
index bcc8f768..641ac208 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -1,4 +1,4 @@
-version: 4.12.{build}
+version: 4.13.{build}
 configuration: Release
 platform: Any CPU
 environment:
diff --git a/gpxsee.pro b/gpxsee.pro
index fad1940a..c2d857b0 100644
--- a/gpxsee.pro
+++ b/gpxsee.pro
@@ -1,5 +1,5 @@
 TARGET = GPXSee
-VERSION = 4.12
+VERSION = 4.13
 QT += core \
     gui \
     network
diff --git a/pkg/gpxsee.nsi b/pkg/gpxsee.nsi
index 04b59f26..c1ba91eb 100644
--- a/pkg/gpxsee.nsi
+++ b/pkg/gpxsee.nsi
@@ -5,7 +5,7 @@
 ; The name of the installer
 Name "GPXSee"
 ; Program version
-!define VERSION "4.12"
+!define VERSION "4.13"
 
 ; The file to write
 OutFile "GPXSee-${VERSION}.exe"
diff --git a/pkg/gpxsee64.nsi b/pkg/gpxsee64.nsi
index d45e835b..436d3bf8 100644
--- a/pkg/gpxsee64.nsi
+++ b/pkg/gpxsee64.nsi
@@ -5,7 +5,7 @@
 ; The name of the installer
 Name "GPXSee"
 ; Program version
-!define VERSION "4.12"
+!define VERSION "4.13"
 
 ; The file to write
 OutFile "GPXSee-${VERSION}_x64.exe"