diff --git a/src/utils.ts b/src/utils.ts
index cd6bc00c..22f86dc6 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -131,9 +131,7 @@ export const debounce = <T extends any[]>(
   };
   ret.flush = () => {
     clearTimeout(handle);
-    if (lastArgs) {
-      fn(...lastArgs);
-    }
+    fn(...(lastArgs || []));
   };
   ret.cancel = () => {
     clearTimeout(handle);