diff --git a/action.yaml b/action.yaml
index 0ef4da5..7873e0f 100644
--- a/action.yaml
+++ b/action.yaml
@@ -2,6 +2,9 @@ name: 'AI Code Review'
 description: 'AI 程式碼審查'
 author: 'Jeffery'
 inputs:
+  comment_token:
+    description: ''
+    required: true
   opencode_base_url:
     description: 'OpenCode server Base URL'
     required: false
@@ -18,7 +21,7 @@ runs:
     GITEA_SERVER_URL: ${{ gitea.server_url }}
     GITEA_REPOSITORY: ${{ gitea.repository }}
     GITEA_TOKEN: ${{ gitea.token }}
-    GITEA_COMMENT_TOKEN: ${{ gitea.token }}
+    GITEA_COMMENT_TOKEN: ${{ inputs.comment_token }}
     PR_NUMBER: ${{ gitea.event.pull_request.number }}
     PR_HEAD_SHA: ${{ gitea.event.pull_request.head.sha }}
     PR_HEAD_BRANCH: ${{ gitea.event.pull_request.head.ref }}