diff --git a/fw/wmi_unified.h b/fw/wmi_unified.h
index 8af58c34f658..22c936c28e06 100644
--- a/fw/wmi_unified.h
+++ b/fw/wmi_unified.h
@@ -24457,6 +24457,7 @@ typedef struct {
      * [31:5] : Reserved
      */
     A_UINT32 nss_ratio;
+    A_UINT32 wireless_modes_ext; /* REGDMN MODE ext */
 } WMI_MAC_PHY_CAPABILITIES;
 
 typedef struct {
@@ -24602,6 +24603,7 @@ typedef struct {
     A_UINT32 high_2ghz_chan; /* freq in MHz */
     A_UINT32 low_5ghz_chan;  /* freq in MHz */
     A_UINT32 high_5ghz_chan; /* freq in MHz */
+    A_UINT32 wireless_modes_ext; /* REGDMN MODE ext */
 } WMI_HAL_REG_CAPABILITIES_EXT;
 
 typedef struct {
diff --git a/fw/wmi_version.h b/fw/wmi_version.h
index f8791c3c4fcc..6386ed221ba4 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_ 789
+#define __WMI_REVISION_ 790
 
 /** The Version Namespace should not be normally changed. Only
  *  host and firmware of the same WMI namespace will work