diff --git a/yarn.lock b/yarn.lock
index 1d81dd9..8a3b69d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -78,7 +78,7 @@
 
 "@types/node@^8.0.24":
   version "8.9.5"
-  resolved "http://registry.npmjs.org/@types/node/-/node-8.9.5.tgz#162b864bc70be077e6db212b322754917929e976"
+  resolved "https://registry.npmjs.org/@types/node/-/node-8.9.5.tgz#162b864bc70be077e6db212b322754917929e976"
 
 "@types/react-dom@16.0.3":
   version "16.0.3"
@@ -4129,8 +4129,8 @@ merge-stream@^1.0.1:
     readable-stream "^2.0.1"
 
 merge@^1.1.3:
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/merge/-/merge-1.2.0.tgz#7531e39d4949c281a66b8c5a6e0265e8b05894da"
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/merge/-/merge-1.2.1.tgz#38bebf80c3220a8a487b6fcfb3941bb11720c145"
 
 methods@~1.1.2:
   version "1.1.2"