diff --git a/apps/node_man/handlers/cmdb.py b/apps/node_man/handlers/cmdb.py
index 06c7d7b0c..298da62cd 100644
--- a/apps/node_man/handlers/cmdb.py
+++ b/apps/node_man/handlers/cmdb.py
@@ -217,7 +217,8 @@ def cmdb_or_cache_topo(self, username: str, user_biz: dict, biz_host_id_map: dic
         user_page_topology_cache = cache.get(username + "_" + str(biz_host_id_map) + "_topo_cache")
 
         if user_page_topology_cache:
-            # 如果存在缓存则返回
+            # 如果存在缓存则返回,缓存读出来的key为str，适配后续逻辑转化成整型
+            user_page_topology_cache = {int(key): value for key, value in user_page_topology_cache.items()}
             return user_page_topology_cache
         else:
             # 缓存已过期，重新获取