diff --git a/build.gradle b/build.gradle
index 4da0dae32..15f624a71 100644
--- a/build.gradle
+++ b/build.gradle
@@ -46,8 +46,8 @@ android {
 
     defaultConfig {
         applicationId 'de.dennisguse.opentracks'
-        versionCode 6217
-        versionName "v4.20.0"
+        versionCode 6233
+        versionName "v4.21.0"
 
         buildConfigField "String", "VERSION_NAME_FULL", "\"${getVersionName()}\""
 
diff --git a/fastlane/metadata/android/en-US/changelogs/6233.txt b/fastlane/metadata/android/en-US/changelogs/6233.txt
new file mode 100644
index 000000000..2f089545d
--- /dev/null
+++ b/fastlane/metadata/android/en-US/changelogs/6233.txt
@@ -0,0 +1,5 @@
+v4.21.0: OpenTracks
+
+Changes:
+- Track list supports swipe-to-delete
+- Re-implemented themes (for DynamicColor and OLED)