diff --git a/ext/websocket/01_websocket.js b/ext/websocket/01_websocket.js
index 200bb86590..e11a2c55f3 100644
--- a/ext/websocket/01_websocket.js
+++ b/ext/websocket/01_websocket.js
@@ -417,6 +417,7 @@
             });
             break;
           }
+          case "closed":
           case "close": {
             this[_readyState] = CLOSED;
 
diff --git a/ext/websocket/02_websocketstream.js b/ext/websocket/02_websocketstream.js
index 82f3063333..246ddb1e3b 100644
--- a/ext/websocket/02_websocketstream.js
+++ b/ext/websocket/02_websocketstream.js
@@ -261,6 +261,7 @@
                       });
                       break;
                     }
+                    case "closed":
                     case "close": {
                       if (this[_closing]) {
                         this[_closed].resolve(value);
diff --git a/ext/websocket/lib.rs b/ext/websocket/lib.rs
index 32ac4cf038..d469b5aaf1 100644
--- a/ext/websocket/lib.rs
+++ b/ext/websocket/lib.rs
@@ -82,7 +82,8 @@ pub struct WsStreamResource {
 
 impl WsStreamResource {
   async fn send(self: &Rc<Self>, message: Message) -> Result<(), AnyError> {
-    match self.stream {
+    use tokio_tungstenite::tungstenite::Error;
+    let res = match self.stream {
       WebSocketStreamType::Client { .. } => {
         let mut tx = RcRef::map(self, |r| match &r.stream {
           WebSocketStreamType::Client { tx, .. } => tx,
@@ -90,7 +91,7 @@ impl WsStreamResource {
         })
         .borrow_mut()
         .await;
-        tx.send(message).await?;
+        tx.send(message).await
       }
       WebSocketStreamType::Server { .. } => {
         let mut tx = RcRef::map(self, |r| match &r.stream {
@@ -99,11 +100,15 @@ impl WsStreamResource {
         })
         .borrow_mut()
         .await;
-        tx.send(message).await?;
+        tx.send(message).await
       }
-    }
+    };
 
-    Ok(())
+    match res {
+      Ok(()) => Ok(()),
+      Err(Error::ConnectionClosed) => Ok(()),
+      Err(err) => Err(err.into()),
+    }
   }
 
   async fn next_message(