diff --git a/packages/pro/search/src/composables/useCommonOverlayProps.ts b/packages/pro/search/src/composables/useCommonOverlayProps.ts
index 57c126d3c..ecad5d800 100644
--- a/packages/pro/search/src/composables/useCommonOverlayProps.ts
+++ b/packages/pro/search/src/composables/useCommonOverlayProps.ts
@@ -23,7 +23,6 @@ export function useCommonOverlayProps(
     container: props.overlayContainer ?? config.overlayContainer,
     containerFallback: `.${mergedPrefixCls.value}-overlay-container`,
     placement: 'bottomStart',
-    transitionName: `${componentCommonConfig.prefixCls}-slide-auto`,
     offset: [0, 4],
   }))
 }