diff --git a/GITHUB_SHA.h b/GITHUB_SHA.h
index 9de7154..8ae1d2b 100644
--- a/GITHUB_SHA.h
+++ b/GITHUB_SHA.h
@@ -1 +1 @@
-#define GITHUB_SHA "devel-202308240808Z"
+#define GITHUB_SHA "devel-202308251713Z"
diff --git a/version.h b/version.h
index bd45999..4bcf6b5 100644
--- a/version.h
+++ b/version.h
@@ -3,7 +3,8 @@
 
 #include "StringFormatter.h"
 
-#define VERSION "5.1.1"
+#define VERSION "5.1.2"
+// 5.1.2  - Bugfix: ESP32 30ms off time
 // 5.1.1  - Check bad AT firmware version
 //        - Update IO_PCA9555.h reflecting IO_MCP23017.h changes to support PCA9548 mux
 // 5.0.1  - Bugfix: execute 30ms off time before rejoin