diff --git a/packages/renderless/src/input/vue.ts b/packages/renderless/src/input/vue.ts
index 92ba5bf7bb..8b51f3d812 100644
--- a/packages/renderless/src/input/vue.ts
+++ b/packages/renderless/src/input/vue.ts
@@ -336,8 +336,7 @@ const initWatch = ({
 
   watch(
     () => props.size,
-    () => nextTick(api.resizeTextarea),
-    { immediate: true }
+    () => nextTick(api.resizeTextarea)
   )
 
   watch(