diff --git a/services/tunnelbroker/src/websockets/session.rs b/services/tunnelbroker/src/websockets/session.rs
--- a/services/tunnelbroker/src/websockets/session.rs
+++ b/services/tunnelbroker/src/websockets/session.rs
@@ -542,6 +542,8 @@
     E::Io(io_error) => match io_error.kind() {
       // The operation failed because a pipe was closed.
       ErrorKind::BrokenPipe => true,
+      // The connection was reset by the remote server.
+      ErrorKind::ConnectionReset => true,
       _ => false,
     },
     _ => false,