diff --git a/code-cleanup-on-save.csx b/code-cleanup-on-save.csx
index 4f47674..d0c39a5 100644
--- a/code-cleanup-on-save.csx
+++ b/code-cleanup-on-save.csx
@@ -7,6 +7,10 @@ var path = Directory.GetFiles(@".idea", "workspace.xml", SearchOption.AllDirecto
     "rider.code.cleanup.on.save": "true",
 """;
         var content = File.ReadAllText(path);
+        if(content.Contains("rider.code.cleanup.on.save")){
+                Console.WriteLine("alreay added");
+                return;
+        }
         content = content.Replace(findStr, replaceStr);
         Console.WriteLine(content);
         File.WriteAllText(path, content);
\ No newline at end of file