1 files changed, 2 insertions, 1 deletions
diff --git a/components/script/dom/websocket.rs b/components/script/dom/websocket.rs
index d8425d1d5b8..1048f26a85e 100644
--- a/components/script/dom/websocket.rs
+++ b/components/script/dom/websocket.rs
@@ -262,9 +262,10 @@ impl WebSocket {
                 address: address,
             });
 
+            let pipeline_id = self.global().pipeline_id();
             self.global()
                 .script_chan()
-                .send(CommonScriptMsg::Task(WebSocketEvent, task))
+                .send(CommonScriptMsg::Task(WebSocketEvent, task, Some(pipeline_id)))
                 .unwrap();
         }