diff --git a/fw/wmi_tlv_defs.h b/fw/wmi_tlv_defs.h
index b5cd7a3184ce..f1bdbaaafb3e 100644
--- a/fw/wmi_tlv_defs.h
+++ b/fw/wmi_tlv_defs.h
@@ -1000,6 +1000,7 @@ typedef enum {
     WMITLV_TAG_STRUC_wmi_set_elna_bypass_cmd_fixed_param,
     WMITLV_TAG_STRUC_wmi_get_elna_bypass_cmd_fixed_param,
     WMITLV_TAG_STRUC_wmi_get_elna_bypass_event_fixed_param,
+    WMITLV_TAG_STRUC_wmi_roam_pmkid_request_event_fixed_param,
 } WMITLV_TAG_ID;
 
 /*
@@ -1642,6 +1643,7 @@ typedef enum {
     OP(WMI_CHAN_RF_CHARACTERIZATION_INFO_EVENTID) \
     OP(WMI_ROAM_PREAUTH_START_EVENTID) \
     OP(WMI_GET_ELNA_BYPASS_EVENTID) \
+    OP(WMI_ROAM_PMKID_REQUEST_EVENTID) \
     /* add new EVT_LIST elements above this line */
 
 
@@ -3094,6 +3096,12 @@ WMITLV_CREATE_PARAM_STRUC(WMI_ROAM_IDLE_CONFIG_CMDID);
     WMITLV_ELEM(id,op,buf,len, WMITLV_TAG_ARRAY_BYTE, A_UINT8, pmkid, WMITLV_SIZE_VAR)
 WMITLV_CREATE_PARAM_STRUC(WMI_ROAM_PREAUTH_STATUS_CMDID);
 
+/** Roam PMKID request event */
+#define WMITLV_TABLE_WMI_ROAM_PMKID_REQUEST_EVENTID(id,op,buf,len) \
+    WMITLV_ELEM(id,op,buf,len, WMITLV_TAG_STRUC_wmi_roam_pmkid_request_event_fixed_param, wmi_roam_pmkid_request_event_fixed_param, fixed_param, WMITLV_SIZE_FIX) \
+    WMITLV_ELEM(id,op,buf,len, WMITLV_TAG_ARRAY_STRUC, wmi_roam_pmkid_request_tlv_param, pmkid_request, WMITLV_SIZE_VAR)
+WMITLV_CREATE_PARAM_STRUC(WMI_ROAM_PMKID_REQUEST_EVENTID);
+
 /* Screen Status Command parameters */
 #define WMITLV_TABLE_WMI_IDLE_TRIGGER_MONITOR_CMDID(id,op,buf,len) \
     WMITLV_ELEM(id,op,buf,len, WMITLV_TAG_STRUC_wmi_idle_trigger_monitor_cmd_fixed_param, wmi_idle_trigger_monitor_cmd_fixed_param, fixed_param, WMITLV_SIZE_FIX)
diff --git a/fw/wmi_unified.h b/fw/wmi_unified.h
index a472b71eab8e..4c21999559fe 100644
--- a/fw/wmi_unified.h
+++ b/fw/wmi_unified.h
@@ -1540,6 +1540,8 @@ typedef enum {
     WMI_ROAM_BLACKLIST_EVENTID,
     /** Roam Pre-Authentication start event */
     WMI_ROAM_PREAUTH_START_EVENTID,
+    /** Roaming PMKID request event */
+    WMI_ROAM_PMKID_REQUEST_EVENTID,
 
     /** P2P disc found */
     WMI_P2P_DISC_EVENTID = WMI_EVT_GRP_START_ID(WMI_GRP_P2P),
@@ -12920,6 +12922,21 @@ typedef struct {
      */
 } wmi_roam_blacklist_event_fixed_param;
 
+typedef struct {
+    A_UINT32 tlv_header;
+    /** candidate AP mac address */
+    wmi_mac_addr bssid;
+} wmi_roam_pmkid_request_tlv_param;
+
+/** WMI_ROAM_PMKID_REQUEST_EVENT: generated whenever FW needs the PMKID while roaming **/
+typedef struct {
+    A_UINT32 tlv_header; /** TLV tag and len; tag equals WMITLV_TAG_STRUC_wmi_roam_pmkid_request_event_fixed_param */
+    A_UINT32 vdev_id;
+    /* This TLV is followed by further TLVs:
+     *     wmi_roam_pmkid_request_tlv_param pmkid_request[]
+     */
+} wmi_roam_pmkid_request_event_fixed_param;
+
 /** WMI_ROAM_EVENT: roam event triggering the host roam logic.
  * generated when ever a better AP is found in the recent roam scan (or)
  * when beacon miss is detected (or) when a DEAUTH/DISASSOC is received
diff --git a/fw/wmi_version.h b/fw/wmi_version.h
index 42f6ba2f9904..bb206cce7c66 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_ 697
+#define __WMI_REVISION_ 698
 
 /** The Version Namespace should not be normally changed. Only
  *  host and firmware of the same WMI namespace will work