diff --git a/yarn.lock b/yarn.lock
index 136028e..9f01556 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -10078,9 +10078,9 @@ ua-parser-js@^0.7.18:
   integrity sha512-6Gurc1n//gjp9eQNXjD9O3M/sMwVtN5S8Lv9bvOYBfKfDNiIIhqiyi01vMBO45u4zkDE420w/e0se7Vs+sIg+g==
 
 uglify-js@^3.1.4:
-  version "3.13.6"
-  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.13.6.tgz#6815ac7fdd155d03c83e2362bb717e5b39b74013"
-  integrity sha512-rRprLwl8RVaS+Qvx3Wh5hPfPBn9++G6xkGlUupya0s5aDmNjI7z3lnRLB3u7sN4OmbB0pWgzhM9BEJyiWAwtAA==
+  version "3.15.1"
+  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.15.1.tgz#9403dc6fa5695a6172a91bc983ea39f0f7c9086d"
+  integrity sha512-FAGKF12fWdkpvNJZENacOH0e/83eG6JyVQyanIJaBXCN1J11TUQv1T1/z8S+Z0CG0ZPk1nPcreF/c7lrTd0TEQ==
 
 unfetch@^4.2.0:
   version "4.2.0"