diff --git a/yarn.lock b/yarn.lock
index bfc37f2..8aee236 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -226,7 +226,7 @@ babel-eslint@^5.0.0:
 
 babel-generator@6.11.4:
   version "6.11.4"
-  resolved "http://registry.npmjs.org/babel-generator/-/babel-generator-6.11.4.tgz#14f6933abb20c62666d27e3b7b9f5b9dc0712a9a"
+  resolved "https://registry.npmjs.org/babel-generator/-/babel-generator-6.11.4.tgz#14f6933abb20c62666d27e3b7b9f5b9dc0712a9a"
   dependencies:
     babel-messages "^6.8.0"
     babel-runtime "^6.9.0"
@@ -2478,8 +2478,9 @@ punycode@^1.4.1:
   resolved "https://registry.yarnpkg.com/punycode/-/punycode-1.4.1.tgz#c0d5a63b2718800ad8e1eb0fa5269c84dd41845e"
 
 qs@~6.4.0:
-  version "6.4.0"
-  resolved "https://registry.yarnpkg.com/qs/-/qs-6.4.0.tgz#13e26d28ad6b0ffaa91312cd3bf708ed351e7233"
+  version "6.4.1"
+  resolved "https://registry.yarnpkg.com/qs/-/qs-6.4.1.tgz#2bad97710a5b661c366b378b1e3a44a592ff45e6"
+  integrity sha512-LQy1Q1fcva/UsnP/6Iaa4lVeM49WiOitu2T4hZCyA/elLKu37L99qcBJk4VCCk+rdLvnMzfKyiN3SZTqdAZGSQ==
 
 qs@~6.5.1:
   version "6.5.1"