diff --git a/fw/wmi_unified.h b/fw/wmi_unified.h
index 7ff381b07919..1b7953b8d100 100644
--- a/fw/wmi_unified.h
+++ b/fw/wmi_unified.h
@@ -5104,6 +5104,8 @@ typedef enum {
      * >21:  invalid value (ignored)
      */
     WMI_PDEV_PARAM_MWSCOEX_SET_5GNR_PWR_LIMIT,        /* 0xA5 */
+    /** Set max msdus available for cong ctrl in target */
+    WMI_PDEV_PARAM_SET_CONG_CTRL_MAX_MSDUS,          /* 0xA6 */
 } WMI_PDEV_PARAM;
 
 typedef struct {
diff --git a/fw/wmi_version.h b/fw/wmi_version.h
index 1336842ac4db..d4bfe138a34c 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_ 558
+#define __WMI_REVISION_ 559
 
 /** The Version Namespace should not be normally changed. Only
  *  host and firmware of the same WMI namespace will work