diff --git a/apps/api/src/services/proposal_service.py b/apps/api/src/services/proposal_service.py
index 905b9246..20390644 100644
--- a/apps/api/src/services/proposal_service.py
+++ b/apps/api/src/services/proposal_service.py
@@ -531,58 +531,79 @@ class ProposalService:
         Returns:
             是否更新成功
         """
+        from sqlalchemy import select
+
         logger.info(
             "resolve_incident_starting",
             incident_id=incident_id,
             approval_id=approval_id,
         )
 
+        redis_client = get_redis()
+        key = f"{INCIDENT_KEY_PREFIX}{incident_id}"
+        redis_ok = False
+        db_ok = False
+
+        # 1. 更新 Redis
         try:
-            incident = await self._load_incident(incident_id)
-            if not incident:
-                logger.warning(
-                    "resolve_incident_not_found",
+            data = await redis_client.get(key)
+            if data:
+                incident = Incident.model_validate_json(data)
+                old_status = incident.status.value
+                incident.status = IncidentStatus.RESOLVED
+                incident.updated_at = datetime.now(timezone.utc)
+                if incident.decision:
+                    incident.decision.state = "completed"
+                await redis_client.set(key, incident.model_dump_json(), ex=604800)
+                redis_ok = True
+                logger.info(
+                    "resolve_incident_redis_updated",
                     incident_id=incident_id,
-                    approval_id=approval_id,
+                    old_status=old_status,
+                    new_status="resolved",
                 )
-                return False
-
-            logger.info(
-                "resolve_incident_loaded",
-                incident_id=incident_id,
-                current_status=incident.status.value,
-            )
-
-            # 更新狀態
-            old_status = incident.status
-            incident.status = IncidentStatus.RESOLVED
-            incident.updated_at = datetime.now(timezone.utc)
-
-            # 更新 decision.state (如果有)
-            if incident.decision:
-                incident.decision.state = "completed"
-
-            # 持久化
-            await self._persist_incident(incident)
-
-            logger.info(
-                "incident_resolved_after_approval",
-                incident_id=incident_id,
-                approval_id=approval_id,
-                old_status=old_status.value,
-                new_status="resolved",
-            )
-
-            return True
-
         except Exception as e:
             logger.exception(
-                "resolve_incident_error",
+                "resolve_incident_redis_error",
                 incident_id=incident_id,
-                approval_id=approval_id,
                 error=str(e),
             )
-            return False
+
+        # 2. 更新 DB
+        try:
+            async with get_db_context() as db:
+                stmt = select(IncidentRecord).where(
+                    IncidentRecord.incident_id == incident_id
+                )
+                result = await db.execute(stmt)
+                record = result.scalar_one_or_none()
+                if record:
+                    record.status = "resolved"
+                    record.updated_at = datetime.now(timezone.utc)
+                    await db.commit()
+                    db_ok = True
+                    logger.info(
+                        "resolve_incident_db_updated",
+                        incident_id=incident_id,
+                    )
+        except Exception as e:
+            logger.exception(
+                "resolve_incident_db_error",
+                incident_id=incident_id,
+                error=str(e),
+            )
+
+        success = redis_ok and db_ok
+        logger.info(
+            "resolve_incident_completed",
+            incident_id=incident_id,
+            approval_id=approval_id,
+            success=success,
+            redis_ok=redis_ok,
+            db_ok=db_ok,
+        )
+
+        return success
 
 
 # =============================================================================