diff --git a/package.json b/package.json
index 6a00433f..600d24a8 100644
--- a/package.json
+++ b/package.json
@@ -66,7 +66,7 @@
     "react-codemirror2": "5.1.0",
     "react-dom": "16.8.3",
     "react-test-renderer": "16.8.3",
-    "uglifyjs-webpack-plugin": "2.1.1",
+    "uglifyjs-webpack-plugin": "2.1.2",
     "webpack": "3.12.0",
     "webpack-dev-server": "2.11.3"
   },
diff --git a/yarn.lock b/yarn.lock
index 38a1151a..598e196f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -7782,9 +7782,9 @@ uglify-to-browserify@~1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/uglify-to-browserify/-/uglify-to-browserify-1.0.2.tgz#6e0924d6bda6b5afe349e39a6d632850a0f882b7"
 
-uglifyjs-webpack-plugin@2.1.1:
-  version "2.1.1"
-  resolved "https://registry.yarnpkg.com/uglifyjs-webpack-plugin/-/uglifyjs-webpack-plugin-2.1.1.tgz#6937d7513a37280d4792f1fb536bef35e08e420a"
+uglifyjs-webpack-plugin@2.1.2:
+  version "2.1.2"
+  resolved "https://registry.yarnpkg.com/uglifyjs-webpack-plugin/-/uglifyjs-webpack-plugin-2.1.2.tgz#70e5c38fb2d35ee887949c2a0adb2656c23296d5"
   dependencies:
     cacache "^11.2.0"
     find-cache-dir "^2.0.0"