diff --git a/cjs/react-reconciler.development.js b/cjs/react-reconciler.development.js
--- a/cjs/react-reconciler.development.js
+++ b/cjs/react-reconciler.development.js
@@ -17213,5 +17213,6 @@
       hasOwnProperty = Object.prototype.hasOwnProperty,
       supportsUserTiming =
+        "undefined" !== typeof window &&
         "undefined" !== typeof console &&
         "function" === typeof console.timeStamp &&
         "undefined" !== typeof performance &&