diff --git a/package-lock.json b/package-lock.json
index 8d8b09b93..83bf0fd2d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9632,9 +9632,9 @@
       }
     },
     "uglify-js": {
-      "version": "3.5.11",
-      "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.5.11.tgz",
-      "integrity": "sha512-izPJg8RsSyqxbdnqX36ExpbH3K7tDBsAU/VfNv89VkMFy3z39zFjunQGsSHOlGlyIfGLGprGeosgQno3bo2/Kg==",
+      "version": "3.5.12",
+      "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.5.12.tgz",
+      "integrity": "sha512-KeQesOpPiZNgVwJj8Ge3P4JYbQHUdZzpx6Fahy6eKAYRSV4zhVmLXoC+JtOeYxcHCHTve8RG1ZGdTvpeOUM26Q==",
       "dev": true,
       "requires": {
         "commander": "~2.20.0",
diff --git a/package.json b/package.json
index bed6e8537..aad2bd0ae 100644
--- a/package.json
+++ b/package.json
@@ -156,7 +156,7 @@
     "pad-right": "0.2.2",
     "standard": "12.0.1",
     "sylvester": "0.0.21",
-    "uglify-js": "3.5.11",
+    "uglify-js": "3.5.12",
     "underscore": "1.9.1",
     "webpack": "4.31.0",
     "webpack-cli": "3.3.2",