diff --git a/libs/surfaces/websockets/server.cc b/libs/surfaces/websockets/server.cc
index d56e839ed9..1f7bb2a32d 100644
--- a/libs/surfaces/websockets/server.cc
+++ b/libs/surfaces/websockets/server.cc
@@ -552,9 +552,12 @@ WebsocketsServer::lws_callback (struct lws* wsi, enum lws_callback_reasons reaso
 #if LWS_LIBRARY_VERSION_MAJOR >= 3
 		case LWS_CALLBACK_HTTP_BIND_PROTOCOL:
 		case LWS_CALLBACK_ADD_HEADERS:
-#if LWS_LIBRARY_VERSION_MINOR >= 1
-		case LWS_CALLBACK_HTTP_CONFIRM_UPGRADE:
 #endif
+#if LWS_LIBRARY_VERSION_MAJOR >= 4
+		case LWS_CALLBACK_HTTP_FILE_COMPLETION:
+#endif
+#if (LWS_LIBRARY_VERSION_MAJOR >= 4) || (LWS_LIBRARY_VERSION_MAJOR >= 3 && LWS_LIBRARY_VERSION_MINOR >= 1)
+		case LWS_CALLBACK_HTTP_CONFIRM_UPGRADE:
 #endif
 			/* do nothing but keep connection alive */
 			rc = 0;