diff --git a/fw/wmi_unified.h b/fw/wmi_unified.h
index 7fda522028f9..caa0250c71e8 100644
--- a/fw/wmi_unified.h
+++ b/fw/wmi_unified.h
@@ -5548,6 +5548,7 @@ typedef enum {
     WMI_VENDOR1_REQ1_VERSION_4_00   = 5,
     WMI_VENDOR1_REQ1_VERSION_4_10   = 6,
     WMI_VENDOR1_REQ1_VERSION_4_20   = 7,
+    WMI_VENDOR1_REQ1_VERSION_4_40   = 8,
 } WMI_VENDOR1_REQ1_VERSION;
 
 typedef enum {
diff --git a/fw/wmi_version.h b/fw/wmi_version.h
index f7b88daff837..76817640a7ee 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_ 1573
+#define __WMI_REVISION_ 1574
 
 /** The Version Namespace should not be normally changed. Only
  *  host and firmware of the same WMI namespace will work