diff --git a/yarn.lock b/yarn.lock
index 136028e..409f13d 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 "3.15.5"
+  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.15.5.tgz#2b10f9e0bfb3f5c15a8e8404393b6361eaeb33b3"
+  integrity sha512-hNM5q5GbBRB5xB+PMqVRcgYe4c8jbyZ1pzZhS6jbq54/4F2gFK869ZheiE5A8/t+W5jtTNpWef/5Q9zk639FNQ==
 
 unfetch@^4.2.0:
   version "4.2.0"