diff --git a/iOS/Hummer/Classes/Component/WebSocket/HMWebSocket.m b/iOS/Hummer/Classes/Component/WebSocket/HMWebSocket.m
index ab2a305fc..57438f60f 100644
--- a/iOS/Hummer/Classes/Component/WebSocket/HMWebSocket.m
+++ b/iOS/Hummer/Classes/Component/WebSocket/HMWebSocket.m
@@ -133,6 +133,7 @@ - (void)webSocketDidOpen:(SRWebSocket *)webSocket {
     }
     [webSocketSet addObject:self];
     self.context.webSocketSet = webSocketSet;
+    self.onOpen ? self.onOpen(@[@{}]) : nil;
 }
 
 - (void)webSocket:(SRWebSocket *)webSocket didFailWithError:(NSError *)error {