diff --git a/packages/webpack/src/plugins/write-index-html-plugin.ts b/packages/webpack/src/plugins/write-index-html-plugin.ts
index 15f9e2be184ae..971b534ccd522 100644
--- a/packages/webpack/src/plugins/write-index-html-plugin.ts
+++ b/packages/webpack/src/plugins/write-index-html-plugin.ts
@@ -360,12 +360,20 @@ export class WriteIndexHtmlPlugin {
       name: string;
       extension: string;
     }[] = [];
+
+    // This test excludes files generated by HMR (e.g. main.hot-update.js).
+    const hotUpdateAsset = /hot-update\.[cm]?js$/;
+
     for (const { file, name, extension, initial } of files) {
-      if (name && initial && extensionFilter.includes(extension)) {
+      if (
+        name &&
+        initial &&
+        extensionFilter.includes(extension) &&
+        !hotUpdateAsset.test(file)
+      ) {
         filteredFiles.push({ file, extension, name });
       }
     }
-
     return filteredFiles;
   }
 }