diff --git a/packages/react-dev-utils/formatWebpackMessages.js b/packages/react-dev-utils/formatWebpackMessages.js
index 72ee0484545..f1506298cbb 100644
--- a/packages/react-dev-utils/formatWebpackMessages.js
+++ b/packages/react-dev-utils/formatWebpackMessages.js
@@ -46,7 +46,7 @@ function formatMessage(message, isError) {
     if (threadLoaderIndex !== -1) {
       return;
     }
-    if (line.indexOf('from thread-loader (worker') !== -1) {
+    if (/thread.loader/i.test(line)) {
       threadLoaderIndex = index;
     }
   });