diff --git a/src/pages/background/lib/handleDuplicate.ts b/src/pages/background/lib/handleDuplicate.ts
index 63300066..091a43e2 100644
--- a/src/pages/background/lib/handleDuplicate.ts
+++ b/src/pages/background/lib/handleDuplicate.ts
@@ -20,7 +20,7 @@ export default async function handleDuplicate(scheduleName: string): Promise<str
 
     // Extract base name and existing index
     const match = scheduleName.match(regex);
-    const baseName = match && match[1] ? match[1] : scheduleName;
+    const baseName = match && match[1] ? match[1].trim() : scheduleName;
 
     // Extract number from parentheses and increment
     let index = match && match[2] ? parseInt(match[2].slice(1, -1), 10) + 1 : 1;