diff --git a/Doxyfile b/Doxyfile
index 6d492db692a0..a91db45ba774 100644
--- a/Doxyfile
+++ b/Doxyfile
@@ -38,7 +38,7 @@ PROJECT_NAME           = "The Battle for Wesnoth"
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = 1.15.2
+PROJECT_NUMBER         = 1.15.2+dev
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a
diff --git a/changelog.md b/changelog.md
index 36b426bab4f1..051379828d8b 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,3 +1,5 @@
+## Version 1.15.2+dev
+
 ## Version 1.15.2
  ### AI:
    * Experimental AI:
diff --git a/src/wesconfig.h b/src/wesconfig.h
index b4fbeea6e453..0bc7866cc951 100644
--- a/src/wesconfig.h
+++ b/src/wesconfig.h
@@ -40,11 +40,11 @@
   #undef VERSION
 #endif
 
-#define VERSION "1.15.2"
+#define VERSION "1.15.2+dev"
 
 // Used for the Windows executables' version info resource.
 #define RC_VERSION_MAJOR        1
 #define RC_VERSION_MINOR        15
-#define RC_VERSION_REVISION     2
+#define RC_VERSION_REVISION     3
 
 #endif