diff --git a/Tools/AP_Periph/version.h b/Tools/AP_Periph/version.h
index 3d0f687fbb..2228ed89cc 100644
--- a/Tools/AP_Periph/version.h
+++ b/Tools/AP_Periph/version.h
@@ -1,14 +1,11 @@
 #pragma once
 
-#define THISFIRMWARE "AP_Periph V1.3dev"
+#define THISFIRMWARE "AP_Periph V1.2beta2"
 
 // the following line is parsed by the autotest scripts
-#define FIRMWARE_VERSION 1,3,0,FIRMWARE_VERSION_TYPE_DEV
+#define FIRMWARE_VERSION 1,2,0,FIRMWARE_VERSION_TYPE_BETA+1
 
 #define FW_MAJOR 1
-#define FW_MINOR 3
+#define FW_MINOR 2
 #define FW_PATCH 0
-#define FW_TYPE FIRMWARE_VERSION_TYPE_DEV
-
-
-
+#define FW_TYPE FIRMWARE_VERSION_TYPE_BETA