diff --git a/frontend/src/service/defenceService.ts b/frontend/src/service/defenceService.ts
index 0cb1cfe0..315ce3a3 100644
--- a/frontend/src/service/defenceService.ts
+++ b/frontend/src/service/defenceService.ts
@@ -85,7 +85,7 @@ async function resetDefenceConfigItem(
 			return (await response.json()) as DefenceResetResponse;
 		},
 		async () => {
-			return null;
+			return await null;
 		}
 	);
 }