diff --git a/src/app/repo/store/index.ts b/src/app/repo/store/index.ts
index 9fdcd7e..5bf6382 100644
--- a/src/app/repo/store/index.ts
+++ b/src/app/repo/store/index.ts
@@ -146,15 +146,18 @@ export const useRepoStore = create<State>((set, get) => {
     },
     updateRepoInfo: async (data) => {
       const repo = data.path!;
-      const topics = data.topics?.split?.(',');
+      let topics = data.topics?.split?.(',');
+      if (Array.isArray(topics)) {
+        topics = topics.map(t => t.trim()).filter(Boolean);
+      }
       if (topics?.length === 0) {
-        topics.push('')
+        topics.push('cnb-center')
       }
       const updateData = {
         description: data.description,
         license: data?.license as any,
         site: data.site,
-        topics: topics,
+        topics: topics
       }
       const res = await cnb.repo.updateRepoInfo(repo, updateData)
       if (res.code === 200) {