1 files changed, 1 insertions, 1 deletions
diff --git a/lib/internal/http2/compat.js b/lib/internal/http2/compat.js
index 23266eb6c2..84630a3717 100644
--- a/lib/internal/http2/compat.js
+++ b/lib/internal/http2/compat.js
@@ -462,7 +462,7 @@ class Http2ServerResponse extends Stream {
     // This is compatible with http1 which removes socket reference
     // only from ServerResponse but not IncomingMessage
     if (this[kState].closed)
-      return;
+      return undefined;
 
     const stream = this[kStream];
     const proxySocket = stream[kProxySocket];