diff --git a/action/src/do-stuff.ts b/action/src/do-stuff.ts
index 6f8b982..07e786d 100644
--- a/action/src/do-stuff.ts
+++ b/action/src/do-stuff.ts
@@ -11,7 +11,10 @@ export default async () => {
   }
 
   const currentTimestamp = new Date().toISOString();
-  data[currentTimestamp] = true;
+  data = {
+    [currentTimestamp]: true,
+    ...data,
+  };
 
   fs.writeFileSync(filePath, JSON.stringify(data, null, 2), 'utf-8');
 }
\ No newline at end of file
diff --git a/action/src/index.ts b/action/src/index.ts
index 611ec33..e4a1465 100644
--- a/action/src/index.ts
+++ b/action/src/index.ts
@@ -45,4 +45,3 @@ import doStuff from './do-stuff.js';
     });
   }
 })();
-