diff --git a/src/editor/dropdown-list/ibiz-dropdown/ibiz-dropdown.tsx b/src/editor/dropdown-list/ibiz-dropdown/ibiz-dropdown.tsx
index 43a61f5934dc751237f5f0c6292b0ae55fe516e9..d694aa9e39406eda5256c43a05e6282d52d382a4 100644
--- a/src/editor/dropdown-list/ibiz-dropdown/ibiz-dropdown.tsx
+++ b/src/editor/dropdown-list/ibiz-dropdown/ibiz-dropdown.tsx
@@ -432,7 +432,7 @@ export const IBizDropdown = defineComponent({
           this.c.editorParams.type === 'round'
             ? this.ns.bm('popper', 'round')
             : ''
-        }`}
+        } ${this.ns.bm('popper', `${this.c.model.id}`)}`}
         onBlur={this.onBlur}
         onFocus={this.onFocus}
         onKeyup={this.handleKeyUp}