diff --git a/yarn.lock b/yarn.lock
index ead2630..caaf74a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1363,7 +1363,7 @@ esutils@^2.0.2:
 
 event-stream@~3.3.0:
   version "3.3.4"
-  resolved "http://registry.npmjs.org/event-stream/-/event-stream-3.3.4.tgz#4ab4c9a0f5a54db9338b4c34d86bfce8f4b35571"
+  resolved "https://registry.npmjs.org/event-stream/-/event-stream-3.3.4.tgz#4ab4c9a0f5a54db9338b4c34d86bfce8f4b35571"
   integrity sha1-SrTJoPWlTbkzi0w02Gv86PSzVXE=
   dependencies:
     duplexer "~0.1.1"
@@ -3027,9 +3027,9 @@ 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"
-  integrity sha1-dTHjnUlJwoGma4xabgJl6LBYlNo=
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/merge/-/merge-1.2.1.tgz#38bebf80c3220a8a487b6fcfb3941bb11720c145"
+  integrity sha512-VjFo4P5Whtj4vsLzsYBu5ayHhoHJ0UqNm7ibvShmbmoz7tGi0vXaoJbGdB+GmDMLUdg8DpQXEIeVDAe8MaABvQ==
 
 micromatch@^2.3.11:
   version "2.3.11"