diff --git a/packages/redux-devtools-core/webpack.config.umd.js b/packages/redux-devtools-core/webpack.config.umd.js
index ac3401a0..98388ed9 100644
--- a/packages/redux-devtools-core/webpack.config.umd.js
+++ b/packages/redux-devtools-core/webpack.config.umd.js
@@ -70,7 +70,6 @@ module.exports = (env = {}) => (
       minimizer: [
         new TerserPlugin({
           terserOptions: {
-            ie8: true,
             safari10: true
           }
         })