diff --git a/fw/wmi_unified.h b/fw/wmi_unified.h
index b233293e5e21..94caa3d61684 100644
--- a/fw/wmi_unified.h
+++ b/fw/wmi_unified.h
@@ -5369,6 +5369,14 @@ typedef enum {
      */
     WMI_PDEV_PARAM_USE_NOL,
 
+    /*
+     * Allow / Not Allow RU26 in any user's RU allocation field in UL OFDMA
+     * trigger frames sent by AP
+     *  1 - Allow RU26
+     *  0 - Do not allow RU26
+     */
+    WMI_PDEV_PARAM_UL_RU26_ALLOWED,
+
 } WMI_PDEV_PARAM;
 
 typedef struct {
diff --git a/fw/wmi_version.h b/fw/wmi_version.h
index 5a06eef13361..c5e28e4b778a 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_ 593
+#define __WMI_REVISION_ 594
 
 /** The Version Namespace should not be normally changed. Only
  *  host and firmware of the same WMI namespace will work