diff --git a/Tools/AP_Periph/version.h b/Tools/AP_Periph/version.h
index 2cd4fb5bf0..49dd2bac6a 100644
--- a/Tools/AP_Periph/version.h
+++ b/Tools/AP_Periph/version.h
@@ -2,14 +2,14 @@
 
 #include <GCS_MAVLink/GCS_MAVLink.h>
 
-#define THISFIRMWARE "AP_Periph V1.5.0"
+#define THISFIRMWARE "AP_Periph V1.5.1"
 
 // the following line is parsed by the autotest scripts
-#define FIRMWARE_VERSION 1,5,0,FIRMWARE_VERSION_TYPE_OFFICIAL
+#define FIRMWARE_VERSION 1,5,1,FIRMWARE_VERSION_TYPE_OFFICIAL
 
 #define FW_MAJOR 1
 #define FW_MINOR 5
-#define FW_PATCH 0
+#define FW_PATCH 1
 #define FW_TYPE FIRMWARE_VERSION_TYPE_OFFICIAL