diff --git a/packages/react-error-overlay/package.json b/packages/react-error-overlay/package.json
index 43e8d8d6ccc..d68b32c0072 100644
--- a/packages/react-error-overlay/package.json
+++ b/packages/react-error-overlay/package.json
@@ -63,7 +63,7 @@
     "rimraf": "^2.6.3",
     "settle-promise": "1.0.0",
     "source-map": "0.5.6",
-    "terser-webpack-plugin": "1.4.1",
+    "terser-webpack-plugin": "2.2.3",
     "webpack": "^4.35.0"
   },
   "jest": {
diff --git a/packages/react-scripts/package.json b/packages/react-scripts/package.json
index 4818caeccf4..b70b184fe39 100644
--- a/packages/react-scripts/package.json
+++ b/packages/react-scripts/package.json
@@ -73,7 +73,7 @@
     "sass-loader": "8.0.0",
     "semver": "6.3.0",
     "style-loader": "1.0.1",
-    "terser-webpack-plugin": "2.2.2",
+    "terser-webpack-plugin": "2.2.3",
     "ts-pnp": "1.1.5",
     "url-loader": "2.3.0",
     "webpack": "4.41.2",