diff --git a/package-lock.json b/package-lock.json
index 7c071c55..55fc0b17 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "wled",
-  "version": "0.14.0-b5",
+  "version": "0.15.0-a0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 9c401224..68bd16b8 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "wled",
-  "version": "0.14.0-b5",
+  "version": "0.15.0-a0",
   "description": "Tools for WLED project",
   "main": "tools/cdata.js",
   "directories": {
diff --git a/wled00/improv.cpp b/wled00/improv.cpp
index 1d1fc5db..695d07ff 100644
--- a/wled00/improv.cpp
+++ b/wled00/improv.cpp
@@ -210,7 +210,7 @@ void sendImprovInfoResponse() {
   //Use serverDescription if it has been changed from the default "WLED", else mDNS name
   bool useMdnsName = (strcmp(serverDescription, "WLED") == 0 && strlen(cmDNS) > 0);
   char vString[20];
-  sprintf_P(vString, PSTR("0.14.0-b5/%i"), VERSION);
+  sprintf_P(vString, PSTR("0.15.0-a0/%i"), VERSION);
   const char *str[4] = {"WLED", vString, bString, useMdnsName ? cmDNS : serverDescription};
 
   sendImprovRPCResult(ImprovRPCType::Request_Info, 4, str);
diff --git a/wled00/wled.h b/wled00/wled.h
index 85192539..b433624b 100644
--- a/wled00/wled.h
+++ b/wled00/wled.h
@@ -3,12 +3,12 @@
 /*
    Main sketch, global variable declarations
    @title WLED project sketch
-   @version 0.14.0-b4
+   @version 0.15.0-a0
    @author Christian Schwinne
  */
 
 // version code in format yymmddb (b = daily build)
-#define VERSION 2309100
+#define VERSION 2309120
 
 //uncomment this if you have a "my_config.h" file you'd like to use
 //#define WLED_USE_MY_CONFIG