diff --git a/version.h b/version.h
index f10ceee..9b7c8ef 100644
--- a/version.h
+++ b/version.h
@@ -3,9 +3,8 @@
 
 #include "StringFormatter.h"
 
-#define VERSION "5.1.8"
-// 5.1.8  - STM32Fxx ADCee extension to support ADCs #2 and #3
-// 5.1.7  - Fix turntable broadcasts for non-movement activities and <JP> result
+#define VERSION "5.1.7"
+// 5.1.7  - IO_PCA9555.h fixed to work on PCA9548 Subbus, tested
 // 5.1.6  - STM32F4xx native I2C driver added
 // 5.1.5  - Added turntable object and EXRAIL commands
 //        - <I ...>, <JO ...>, <JP ...> - turntable commands