diff --git a/fw/wmi_unified.h b/fw/wmi_unified.h
index 10b722c933c4..af1fc4cc016e 100644
--- a/fw/wmi_unified.h
+++ b/fw/wmi_unified.h
@@ -15568,6 +15568,7 @@ typedef struct {
 #define WMI_VDEV_START_RESPONSE_INVALID_REGDOMAIN 0x4 /** Invalid regulatory domain in VDEV start */
 #define WMI_VDEV_START_RESPONSE_INVALID_BAND   0x5    /** Band unsupported by current hw mode in VDEV start */
 #define WMI_VDEV_START_RESPONSE_INVALID_PREFERRED_TX_RX_STREAMS 0x6 /** Invalid preferred tx/rx streams */
+#define WMI_VDEV_START_RESPONSE_INVALID_TX_VAP_CONFIG   0x7 /** Invalid tx_vap config in VDEV start */
 
 /** Beacon processing related command and event structures */
 typedef struct {
diff --git a/fw/wmi_version.h b/fw/wmi_version.h
index 535020e4092b..5a02c1306c08 100644
--- a/fw/wmi_version.h
+++ b/fw/wmi_version.h
@@ -37,7 +37,7 @@
 #define __WMI_VER_MINOR_    0
 /** WMI revision number has to be incremented when there is a
  *  change that may or may not break compatibility. */
-#define __WMI_REVISION_ 1254
+#define __WMI_REVISION_ 1255
 
 /** The Version Namespace should not be normally changed. Only
  *  host and firmware of the same WMI namespace will work