diff --git a/wifi/1.1/default/wifi.h b/wifi/1.1/default/wifi.h
index 1ade2d8..3a64cbd 100644
--- a/wifi/1.1/default/wifi.h
+++ b/wifi/1.1/default/wifi.h
@@ -61,12 +61,13 @@
   WifiStatus registerEventCallbackInternal(
       const sp<IWifiEventCallback>& event_callback);
   WifiStatus startInternal();
-  WifiStatus stopInternal();
+  WifiStatus stopInternal(std::unique_lock<std::recursive_mutex>* lock);
   std::pair<WifiStatus, std::vector<ChipId>> getChipIdsInternal();
   std::pair<WifiStatus, sp<IWifiChip>> getChipInternal(ChipId chip_id);
 
   WifiStatus initializeLegacyHal();
-  WifiStatus stopLegacyHalAndDeinitializeModeController();
+  WifiStatus stopLegacyHalAndDeinitializeModeController(
+      std::unique_lock<std::recursive_mutex>* lock);
 
   // Instance is created in this root level |IWifi| HIDL interface object
   // and shared with all the child HIDL interface objects.