diff --git a/demo/yarn.lock b/demo/yarn.lock
index 02b9d9c..43289f3 100644
--- a/demo/yarn.lock
+++ b/demo/yarn.lock
@@ -7081,8 +7081,8 @@ typescript@^2.8.1:
   resolved "https://registry.yarnpkg.com/typescript/-/typescript-2.8.1.tgz#6160e4f8f195d5ba81d4876f9c0cc1fbc0820624"
 
 ua-parser-js@^0.7.9:
-  version "0.7.17"
-  resolved "https://registry.yarnpkg.com/ua-parser-js/-/ua-parser-js-0.7.17.tgz#e9ec5f9498b9ec910e7ae3ac626a805c4d09ecac"
+  version "0.7.28"
+  resolved "https://registry.yarnpkg.com/ua-parser-js/-/ua-parser-js-0.7.28.tgz#8ba04e653f35ce210239c64661685bf9121dec31"
 
 uglify-es@^3.3.4:
   version "3.3.9"