diff --git a/neqo-http3/src/connection.rs b/neqo-http3/src/connection.rs
index f3ec804475..a59b6908e7 100644
--- a/neqo-http3/src/connection.rs
+++ b/neqo-http3/src/connection.rs
@@ -282,7 +282,7 @@ handle parsing and sending of HTTP part of the control stream. When HTTP headers
 `WebTransportSessionListener` as the `RecvMessage` event listener.
 
 `WebTransportSendStream` and `WebTransportRecvStream` are associated with a `WebTransportSession`
-and they will be canceled if the session is closed. To be avle to do this `WebTransportSession`
+and they will be canceled if the session is closed. To be able to do this `WebTransportSession`
 holds a list of its active streams and clean up is done in `remove_extended_connect`.
 
 ###  `WebTransportSendStream` and `WebTransportRecvStream`
@@ -1177,6 +1177,7 @@ impl Http3Connection {
         }
 
         let send_stream = self.send_streams.get_mut(&stream_id);
+        conn.stream_keep_alive(stream_id, true)?;
 
         match (send_stream, recv_stream, accept_res) {
             (None, None, _) => Err(Error::InvalidStreamId),
@@ -1336,7 +1337,6 @@ impl Http3Connection {
         recv_events: Box<dyn RecvStreamEvents>,
         local: bool,
     ) {
-        // TODO conn.stream_keep_alive(stream_id, true)?;
         webtransport_session.borrow_mut().add_stream(stream_id);
         if stream_id.stream_type() == StreamType::UniDi {
             if local {
diff --git a/neqo-http3/tests/webtransport.rs b/neqo-http3/tests/webtransport.rs
index 9417bb3a4f..1d29b702bc 100644
--- a/neqo-http3/tests/webtransport.rs
+++ b/neqo-http3/tests/webtransport.rs
@@ -13,7 +13,7 @@ use neqo_http3::{
     Http3ServerEvent, Http3State, WebTransportEvent, WebTransportRequest, WebTransportServerEvent,
     WebTransportSessionAcceptAction,
 };
-use neqo_transport::{StreamId, StreamType};
+use neqo_transport::{ConnectionParameters, StreamId, StreamType};
 use test_fixture::{
     anti_replay, fixture_init, now, CountingConnectionIdGenerator, DEFAULT_ADDR, DEFAULT_ALPN_H3,
     DEFAULT_KEYS, DEFAULT_SERVER_NAME,
@@ -225,6 +225,17 @@ fn receive_data_server(
     wt_stream.unwrap()
 }
 
+#[test]
+fn wt_keepalive() {
+    let (mut client, mut server) = connect();
+    let _wt_session = create_wt_session(&mut client, &mut server);
+    let idle_timeout = ConnectionParameters::default().get_idle_timeout();
+    // Expect client and server to send PING after half of the idle timeout in order to keep
+    // connection alive.
+    assert_eq!(client.process_output(now()).callback(), idle_timeout / 2);
+    assert_eq!(server.process_output(now()).callback(), idle_timeout / 2);
+}
+
 #[test]
 fn wt_client_stream_uni() {
     const BUF_CLIENT: &[u8] = &[0; 10];