diff --git a/yarn.lock b/yarn.lock
index dcc5c33..4b08ae0 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -375,10 +375,10 @@ dashdash@^1.12.0:
     assert-plus "^1.0.0"
 
 debug@^2.1.1, debug@^2.2.0:
-  version "2.6.3"
-  resolved "https://registry.yarnpkg.com/debug/-/debug-2.6.3.tgz#0f7eb8c30965ec08c72accfa0130c8b79984141d"
+  version "2.6.9"
+  resolved "https://registry.yarnpkg.com/debug/-/debug-2.6.9.tgz#5d128515df134ff327e90a4c93f4e077a536341f"
   dependencies:
-    ms "0.7.2"
+    ms "2.0.0"
 
 deep-extend@~0.4.0:
   version "0.4.1"
@@ -822,9 +822,9 @@ minimist@^1.2.0:
   dependencies:
     minimist "0.0.8"
 
-ms@0.7.2:
-  version "0.7.2"
-  resolved "https://registry.yarnpkg.com/ms/-/ms-0.7.2.tgz#ae25cf2512b3885a1d95d7f037868d8431124765"
+ms@2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/ms/-/ms-2.0.0.tgz#5608aeadfc00be6c2901df5f9861788de0d597c8"
 
 nan@^2.3.0:
   version "2.5.1"