diff --git a/dist/server/image-optimizer.js b/dist/server/image-optimizer.js
index b25880a32c763d0e0ac84e58c254ba601100e8c7..d48df06c32048478627ca6325d9ceb57722b1ad5 100644
--- a/dist/server/image-optimizer.js
+++ b/dist/server/image-optimizer.js
@@ -1041,6 +1041,7 @@ async function fetchInternalImage(href, _req, _res, maximumResponseBody, handleR
             socket: _req.socket,
             maximumResponseBody
         });
+        mocked.res.socket = null;
         await handleRequest(mocked.req, mocked.res, (0, _url.parseReqUrl)(href));
         await mocked.res.hasStreamed;
         if (!mocked.res.statusCode) {