diff --git a/yarn.lock b/yarn.lock
index 8a33631..d15dbca 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -908,11 +908,6 @@ cliui@^5.0.0:
     strip-ansi "^5.2.0"
     wrap-ansi "^5.1.0"
 
-co@^4.6.0:
-  version "4.6.0"
-  resolved "https://registry.yarnpkg.com/co/-/co-4.6.0.tgz#6ea6bdf3d853ae54ccb8e47bfa0bf3f9031fb184"
-  integrity sha1-bqa989hTrlTMuOR7+gvz+QMfsYQ=
-
 coffeescript@2:
   version "2.5.1"
   resolved "https://registry.yarnpkg.com/coffeescript/-/coffeescript-2.5.1.tgz#b2442a1f2c806139669534a54adc35010559d16a"
@@ -1351,9 +1346,9 @@ get-func-name@^2.0.0:
   integrity sha1-6td0q+5y4gQJQzoGY2YCPdaIekE=
 
 glob-parent@~5.1.0:
-  version "5.1.1"
-  resolved "https://registry.yarnpkg.com/glob-parent/-/glob-parent-5.1.1.tgz#b6c1ef417c4e5663ea498f1c45afac6916bbc229"
-  integrity sha512-FnI+VGOpnlGHWZxthPGR+QhR78fuiK0sNLkHQv+bL9fQi57lNNdquIbna/WrfROrolq8GK5Ek6BiMwqL/voRYQ==
+  version "5.1.2"
+  resolved "https://registry.yarnpkg.com/glob-parent/-/glob-parent-5.1.2.tgz#869832c58034fe68a4093c17dc15e8340d8401c4"
+  integrity sha512-AOIgSQCepiJYwP3ARnGx+5VnTu2HBYdzbGP45eLw1vr3zB3vZLeyed1sC9hnbcOc9/SrMyM5RPQrkGz4aS9Zow==
   dependencies:
     is-glob "^4.0.1"