diff --git a/yarn.lock b/yarn.lock
index 1501efe..2ab2de5 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -808,13 +808,7 @@ data-urls@^1.0.0:
     whatwg-mimetype "^2.2.0"
     whatwg-url "^7.0.0"
 
-debug@^2.2.0:
-  version "2.6.8"
-  resolved "https://registry.yarnpkg.com/debug/-/debug-2.6.8.tgz#e731531ca2ede27d188222427da17821d68ff4fc"
-  dependencies:
-    ms "2.0.0"
-
-debug@^2.3.3:
+debug@^2.2.0, debug@^2.3.3:
   version "2.6.9"
   resolved "https://registry.yarnpkg.com/debug/-/debug-2.6.9.tgz#5d128515df134ff327e90a4c93f4e077a536341f"
   integrity sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==
@@ -2437,6 +2431,7 @@ mkdirp@^0.5.0, mkdirp@^0.5.1:
 ms@2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/ms/-/ms-2.0.0.tgz#5608aeadfc00be6c2901df5f9861788de0d597c8"
+  integrity sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=
 
 ms@^2.1.1:
   version "2.1.2"