diff --git a/core/web-assets/webpack.config.js b/core/web-assets/webpack.config.js
index bad864e04eef..041de8a3c958 100644
--- a/core/web-assets/webpack.config.js
+++ b/core/web-assets/webpack.config.js
@@ -229,7 +229,8 @@ var config = {
   entry: allEntries,
   output: {
     path: distdir,
-    libraryTarget: 'umd'
+    libraryTarget: 'umd',
+    hashFunction: 'sha256',
   },
   target: 'web',
   module: {