diff --git a/fw/wmi_unified.h b/fw/wmi_unified.h
index cbdbebff6914..bead0b9566a0 100644
--- a/fw/wmi_unified.h
+++ b/fw/wmi_unified.h
@@ -13371,6 +13371,12 @@ typedef enum
     WMI_VENDOR_OUI_ACTION_CCKM_1X1 = 2,       /* TX (only) CCKM rates with 1 chain only */
     WMI_VENDOR_OUI_ACTION_ALT_ITO = 3, /* inactivity time-out */
     WMI_VENDOR_OUI_ACTION_SWITCH_TO_11N_MODE = 4, /* Switch from 11ac to 11n mode to avoid IOT issues with ONM frame */
+    /* WMI_VENDOR_OUI_ACTION_CONNECTION_1X1_NUM_TX_RX_CHAINS_1
+     * Connect in 1x1 only and Use only one chain for both Tx and Rx
+     * to avoid IOT issues due to change in number of Tx and Rx chains
+     */
+    WMI_VENDOR_OUI_ACTION_CONNECTION_1X1_NUM_TX_RX_CHAINS_1 = 5,
+
     /* Add any action before this line */
     WMI_VENDOR_OUI_ACTION_MAX_ACTION_ID
 } wmi_vendor_oui_action_id;
diff --git a/fw/wmi_version.h b/fw/wmi_version.h
index 89c155750131..fc6b6a95506e 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_ 549
+#define __WMI_REVISION_ 550
 
 /** The Version Namespace should not be normally changed. Only
  *  host and firmware of the same WMI namespace will work