diff --git a/ui/package.json b/ui/package.json
index 69eb7872cd..0a631d3773 100644
--- a/ui/package.json
+++ b/ui/package.json
@@ -26,8 +26,8 @@
         "web-vitals": "^1.0.1"
     },
     "scripts": {
-        "start": "NODE_OPTIONS=--openssl-legacy-provider webpack serve --config ./src/app/webpack.dev.js",
-        "build": "rm -rf dist && NODE_OPTIONS=--openssl-legacy-provider webpack --config ./src/app/webpack.prod.js",
+        "start": "webpack serve --config ./src/app/webpack.dev.js",
+        "build": "rm -rf dist && webpack --config ./src/app/webpack.prod.js",
         "test": "jest",
         "eject": "react-scripts eject",
         "protogen": "../hack/swagger-codegen.sh generate -i ../pkg/apiclient/rollout/rollout.swagger.json -l typescript-fetch -o src/models/rollout/generated"
diff --git a/ui/src/app/webpack.common.js b/ui/src/app/webpack.common.js
index 194af2c9b3..72d6d908ad 100644
--- a/ui/src/app/webpack.common.js
+++ b/ui/src/app/webpack.common.js
@@ -1,5 +1,9 @@
 'use strict;';
 
+const crypto = require("crypto");
+const crypto_orig_createHash = crypto.createHash;
+crypto.createHash = algorithm => crypto_orig_createHash(algorithm == "md4" ? "sha256" : algorithm);
+
 const CopyWebpackPlugin = require('copy-webpack-plugin');
 const HtmlWebpackPlugin = require('html-webpack-plugin');