diff --git a/yarn.lock b/yarn.lock
index d65688f..af274af 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1563,8 +1563,9 @@ asynckit@^0.4.0:
   resolved "http://registry.npm.taobao.org/asynckit/download/asynckit-0.4.0.tgz#c79ed97f7f34cb8f2ba1bc9790bcc366474b4b79"
 
 atob@^2.0.0:
-  version "2.0.3"
-  resolved "http://registry.npm.taobao.org/atob/download/atob-2.0.3.tgz#19c7a760473774468f20b2d2d03372ad7d4cbf5d"
+  version "2.1.2"
+  resolved "https://registry.yarnpkg.com/atob/-/atob-2.1.2.tgz#6d9517eb9e030d2436666651e86bd9f6f13533c9"
+  integrity sha512-Wm6ukoaOGJi/73p/cl2GvLjTI5JM1k/O14isD73YML8StrH/7/lRFgmg8nICZgD3bZZvjwCGxtMOD3wWNAu8cg==
 
 autocomplete.js@0.36.0:
   version "0.36.0"