diff --git a/components/bt/host/bluedroid/stack/btm/btm_dev.c b/components/bt/host/bluedroid/stack/btm/btm_dev.c
index 5a337342a9..0a8a202eab 100644
--- a/components/bt/host/bluedroid/stack/btm/btm_dev.c
+++ b/components/bt/host/bluedroid/stack/btm/btm_dev.c
@@ -186,8 +186,10 @@ BOOLEAN BTM_SecDeleteDevice (BD_ADDR bd_addr, tBT_TRANSPORT transport)
     }
 
     if ((p_dev_rec = btm_find_dev(bd_addr)) != NULL) {
+#if (CLASSIC_BT_INCLUDED == TRUE)
         /* Tell controller to get rid of the link key, if it has one stored */
         BTM_DeleteStoredLinkKey (p_dev_rec->bd_addr, NULL);
+#endif // (CLASSIC_BT_INCLUDED == TRUE)
 
         btm_sec_free_dev(p_dev_rec, transport);
     }
diff --git a/components/bt/host/bluedroid/stack/btm/btm_devctl.c b/components/bt/host/bluedroid/stack/btm/btm_devctl.c
index a069b01319..e7bfc0740a 100644
--- a/components/bt/host/bluedroid/stack/btm/btm_devctl.c
+++ b/components/bt/host/bluedroid/stack/btm/btm_devctl.c
@@ -952,6 +952,7 @@ tBTM_STATUS BTM_EnableTestMode(void)
     }
 }
 
+#if (CLASSIC_BT_INCLUDED == TRUE)
 /*******************************************************************************
 **
 ** Function         BTM_DeleteStoredLinkKey
@@ -1026,6 +1027,7 @@ void btm_delete_stored_link_key_complete (UINT8 *p)
     }
 }
 
+#endif // (CLASSIC_BT_INCLUDED == TRUE)
 /*******************************************************************************
 **
 ** Function         btm_report_device_status
diff --git a/components/bt/host/bluedroid/stack/btm/btm_sec.c b/components/bt/host/bluedroid/stack/btm/btm_sec.c
index 990adf979f..38a24ddad1 100644
--- a/components/bt/host/bluedroid/stack/btm/btm_sec.c
+++ b/components/bt/host/bluedroid/stack/btm/btm_sec.c
@@ -1001,12 +1001,12 @@ tBTM_STATUS btm_sec_bond_by_transport (BD_ADDR bd_addr, tBT_TRANSPORT transport,
         return (BTM_SUCCESS);
     }
 
+#if (CLASSIC_BT_INCLUDED == TRUE)
     /* Tell controller to get rid of the link key if it has one stored */
     if ((BTM_DeleteStoredLinkKey (bd_addr, NULL)) != BTM_SUCCESS) {
         return (BTM_NO_RESOURCES);
     }
 
-#if (CLASSIC_BT_INCLUDED == TRUE)
     /* Save the PIN code if we got a valid one */
     if (p_pin && (pin_len <= PIN_CODE_LEN) && (pin_len != 0)) {
         btm_cb.pin_code_len = pin_len;
diff --git a/components/bt/host/bluedroid/stack/btm/include/btm_int.h b/components/bt/host/bluedroid/stack/btm/include/btm_int.h
index 5ac435c580..ed89f78ed4 100644
--- a/components/bt/host/bluedroid/stack/btm/include/btm_int.h
+++ b/components/bt/host/bluedroid/stack/btm/include/btm_int.h
@@ -1146,7 +1146,9 @@ void btm_vsc_complete (UINT8 *p, UINT16 cc_opcode, UINT16 evt_len,
                        tBTM_CMPL_CB *p_vsc_cplt_cback);
 void btm_inq_db_reset (void);
 void btm_vendor_specific_evt (UINT8 *p, UINT8 evt_len);
+#if (CLASSIC_BT_INCLUDED == TRUE)
 void btm_delete_stored_link_key_complete (UINT8 *p);
+#endif // (CLASSIC_BT_INCLUDED == TRUE)
 void btm_report_device_status (tBTM_DEV_STATUS status);
 void btm_set_afh_channels_complete (UINT8 *p);
 void btm_ble_set_channels_complete (UINT8 *p);
diff --git a/components/bt/host/bluedroid/stack/btu/btu_hcif.c b/components/bt/host/bluedroid/stack/btu/btu_hcif.c
index e5d602fbc7..7e7b63cac7 100644
--- a/components/bt/host/bluedroid/stack/btu/btu_hcif.c
+++ b/components/bt/host/bluedroid/stack/btu/btu_hcif.c
@@ -960,10 +960,11 @@ static void btu_hcif_hdl_command_complete (UINT16 opcode, UINT8 *p, UINT16 evt_l
     case HCI_SET_EVENT_FILTER:
         btm_event_filter_complete (p);
         break;
-
+#if (CLASSIC_BT_INCLUDED == TRUE)
     case HCI_DELETE_STORED_LINK_KEY:
         btm_delete_stored_link_key_complete (p);
         break;
+#endif // (CLASSIC_BT_INCLUDED == TRUE)
 
     case HCI_READ_LOCAL_NAME:
         btm_read_local_name_complete (p, evt_len);
diff --git a/components/bt/host/bluedroid/stack/include/stack/btm_api.h b/components/bt/host/bluedroid/stack/include/stack/btm_api.h
index 4d2a9ab4f3..cde94b587f 100644
--- a/components/bt/host/bluedroid/stack/include/stack/btm_api.h
+++ b/components/bt/host/bluedroid/stack/include/stack/btm_api.h
@@ -3942,6 +3942,7 @@ tBTM_STATUS BTM_SetSsrParams (BD_ADDR remote_bda, UINT16 max_lat,
 //extern
 UINT16 BTM_GetHCIConnHandle (BD_ADDR remote_bda, tBT_TRANSPORT transport);
 
+#if (CLASSIC_BT_INCLUDED == TRUE)
 /*******************************************************************************
 **
 ** Function         BTM_DeleteStoredLinkKey
@@ -3957,6 +3958,7 @@ UINT16 BTM_GetHCIConnHandle (BD_ADDR remote_bda, tBT_TRANSPORT transport);
 *******************************************************************************/
 //extern
 tBTM_STATUS BTM_DeleteStoredLinkKey(BD_ADDR bd_addr, tBTM_CMPL_CB *p_cb);
+#endif // (CLASSIC_BT_INCLUDED == TRUE)
 
 /*******************************************************************************
 **