diff --git a/chat.py b/chat.py
index bcc1c334194fed1fcddb95379b279d1b425361cb..277647d6fa6249dd83c0fe22f30cbcfa64c6c0da 100644
--- a/chat.py
+++ b/chat.py
@@ -44,9 +44,9 @@ async def echo(websocket):
         #根据api-token查找房间号
         room_id = name[websocket]['room_id']
         #历史记录数量
-        if "shownum" in event["type"]:
+        if "show_num" in event["type"]:
             r = {
-                "type": "shownum",
+                "type": "show_num",
                 "content": "{}"
             }
             if room_id in history : 
diff --git a/websockets/chat.py b/websockets/chat.py
index 956732ce06e07cf38e51d44864e80fb2ab6fb717..b1549626c136ec56a609b2ac723aa17ae472299f 100644
--- a/websockets/chat.py
+++ b/websockets/chat.py
@@ -43,9 +43,9 @@ async def echo(websocket):
         #根据api-token查找房间号
         room_id = name[websocket]['room_id']
         #历史记录数量
-        if "shownum" in event["type"]:
+        if "show_num" in event["type"]:
             r = {
-                "type": "shownum",
+                "type": "show_num",
                 "content": "{}"
             }
             if room_id in history :