diff --git a/action.yml b/action.yml
index 293513a..2cb25cf 100644
--- a/action.yml
+++ b/action.yml
@@ -39,7 +39,7 @@ runs:
     
     - name: 清理舊映像
       id: cleanup-images
-      if: ${{ inputs.package-name != '' }}
+      if: inputs.package-name != ''
       shell: bash
       run: |
         chmod +x "${{ github.action_path }}/cleanup-images.sh"