diff --git a/GITHUB_SHA.h b/GITHUB_SHA.h
index de4f953..9de7154 100644
--- a/GITHUB_SHA.h
+++ b/GITHUB_SHA.h
@@ -1 +1 @@
-#define GITHUB_SHA "devel-202308102205Z"
+#define GITHUB_SHA "devel-202308240808Z"
diff --git a/version.h b/version.h
index cf1fd26..bd45999 100644
--- a/version.h
+++ b/version.h
@@ -3,9 +3,10 @@
 
 #include "StringFormatter.h"
 
-#define VERSION "5.0.1"
-// 5.0.1  - Check bad AT firmware version
+#define VERSION "5.1.1"
+// 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
 // 5.0.0  - Make 4.2.69 the 5.0.0 release
 // 4.2.69 - Bugfix: Make <!> work in DC mode
 // 4.2.68 - Rename track mode OFF to NONE