diff --git a/packages/components/cascader/src/cascader.vue b/packages/components/cascader/src/cascader.vue
index 31ef7455ad084..b718686991462 100644
--- a/packages/components/cascader/src/cascader.vue
+++ b/packages/components/cascader/src/cascader.vue
@@ -519,7 +519,7 @@ const updateStyle = () => {
     const { offsetHeight } = tagWrapperEl
     const height =
       presentTags.value.length > 0
-        ? `${Math.max(offsetHeight + 6, inputInitialHeight)}px`
+        ? `${Math.max(offsetHeight + 2, inputInitialHeight)}px`
         : `${inputInitialHeight}px`
     inputInner.style.height = height
     updatePopperPosition()