diff --git a/yarn.lock b/yarn.lock
index 7eb0007..84715cf 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1794,7 +1794,7 @@ babel-plugin-polyfill-regenerator@^0.2.2:
 
 balanced-match@^1.0.0:
   version "1.0.2"
-  resolved "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.2.tgz"
+  resolved "https://registry.yarnpkg.com/balanced-match/-/balanced-match-1.0.2.tgz#e83e3a7e3f300b34cb9d87f615fa0cbf357690ee"
 
 base64-js@^1.0.2:
   version "1.5.1"
@@ -1897,7 +1897,7 @@ boolbase@^1.0.0, boolbase@~1.0.0:
 
 brace-expansion@^1.1.7:
   version "1.1.11"
-  resolved "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz"
+  resolved "https://registry.yarnpkg.com/brace-expansion/-/brace-expansion-1.1.11.tgz#3c7fcbf529d87226f3d2f52b966ff5271eb441dd"
   dependencies:
     balanced-match "^1.0.0"
     concat-map "0.0.1"
@@ -2395,7 +2395,7 @@ compression@^1.7.4:
 
 concat-map@0.0.1:
   version "0.0.1"
-  resolved "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz"
+  resolved "https://registry.yarnpkg.com/concat-map/-/concat-map-0.0.1.tgz#d8a96bd77fd68df7793a73036a3ba0d5405d477b"
 
 concat-stream@^1.5.0:
   version "1.6.2"
@@ -4900,8 +4900,8 @@ minimalistic-crypto-utils@^1.0.1:
   resolved "https://registry.npmjs.org/minimalistic-crypto-utils/-/minimalistic-crypto-utils-1.0.1.tgz"
 
 minimatch@^3.0.4:
-  version "3.0.4"
-  resolved "https://registry.npmjs.org/minimatch/-/minimatch-3.0.4.tgz"
+  version "3.1.2"
+  resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-3.1.2.tgz#19cd194bfd3e428f049a70817c038d89ab4be35b"
   dependencies:
     brace-expansion "^1.1.7"