diff --git a/fw/wmi_unified.h b/fw/wmi_unified.h
index 5aee92bd7af2..05d971f9c317 100644
--- a/fw/wmi_unified.h
+++ b/fw/wmi_unified.h
@@ -4374,6 +4374,11 @@ typedef enum {
      *  bits 31:1 - unused / reserved (set to 0)
      */
     WMI_PDEV_PARAM_ENABLE_CCK_TXFIR_OVERRIDE,
+    /** Enable/Disable DTIM Synth
+     *   1- Enable DTIM Synth
+     *   0- Disable DTIM Synth
+     */
+    WMI_PDEV_PARAM_DTIM_SYNTH,
 } WMI_PDEV_PARAM;
 
 typedef struct {
diff --git a/fw/wmi_version.h b/fw/wmi_version.h
index 8f8175472add..89fe16baf05d 100644
--- a/fw/wmi_version.h
+++ b/fw/wmi_version.h
@@ -36,7 +36,7 @@
 #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_ 418
+#define __WMI_REVISION_ 419
 
 /** The Version Namespace should not be normally changed. Only
  *  host and firmware of the same WMI namespace will work