diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8c24e2c8..c4285699 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # CHANGELOG
 
-## 0.34.0-beta.3 Sep 8, 2020
+## 0.34.0-beta.4 Sep 8, 2020
 
 - Reproducable builds with Webpack occurence flag
 
diff --git a/packages/extension/webpack.config.js b/packages/extension/webpack.config.js
index 228818a1..262801c6 100644
--- a/packages/extension/webpack.config.js
+++ b/packages/extension/webpack.config.js
@@ -68,7 +68,7 @@ function createWebpack ({ alias = {}, context }) {
       tls: 'empty'
     },
     optimization: {
-      // moduleIds: 'named',
+      moduleIds: 'hashed',
       occurrenceOrder: false
     },
     output: {