diff --git a/fw/wmi_unified.h b/fw/wmi_unified.h
index aeb32bc7d22c..afb96cd06183 100644
--- a/fw/wmi_unified.h
+++ b/fw/wmi_unified.h
@@ -30724,6 +30724,19 @@ typedef struct {
     A_UINT32 btm_bss_termination_timeout;
     /* BTM MBO assoc retry timeout value in milli seconds */
     A_UINT32 btm_mbo_assoc_retry_timeout;
+    union {
+        /*
+         * If a definition of these vendor-specific files has been provided,
+         * use the vendor-specific names for these fields as an alias for
+         */
+        #ifdef WMI_ROAM_TRIGGER_REASON_VENDOR_SPECIFIC2
+        WMI_ROAM_TRIGGER_REASON_VENDOR_SPECIFIC2;
+        #endif
+        struct {
+            /* opaque space reservation for vendor-specific fields */
+            A_UINT32 vendor_specific2[3];
+        };
+    };
 } wmi_roam_trigger_reason;
 
 typedef struct {
diff --git a/fw/wmi_version.h b/fw/wmi_version.h
index 743cca0546dd..c5ff2e69e381 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_ 1002
+#define __WMI_REVISION_ 1003
 
 /** The Version Namespace should not be normally changed. Only
  *  host and firmware of the same WMI namespace will work