diff --git a/src/features/production/model.ts b/src/features/production/model.ts
index 16d34b7..1884b58 100644
--- a/src/features/production/model.ts
+++ b/src/features/production/model.ts
@@ -47,7 +47,8 @@ export function issueLabel(code: ProductionIssueCode): string {
         missing_identity_anchor: '缺少演员母版',
         identity_unlocked: '演员身份未锁定',
         missing_prompt: '缺少视频提示词',
-        missing_keyframe: '缺少主首帧'
+        missing_keyframe: '缺少主首帧',
+        stale_keyframe: '主首帧已过期'
     }
     return labels[code]
 }