diff --git a/yarn.lock b/yarn.lock
index e91c866..763e92d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -915,15 +915,15 @@ core-util-is@1.0.2:
   resolved "https://registry.yarnpkg.com/core-util-is/-/core-util-is-1.0.2.tgz#b5fd54220aa2bc5ab57aab7140c940754503c1a7"
   integrity sha1-tf1UIgqivFq1eqtxQMlAdUUDwac=
 
-coveralls@^3.0.9:
-  version "3.0.9"
-  resolved "https://registry.yarnpkg.com/coveralls/-/coveralls-3.0.9.tgz#8cfc5a5525f84884e2948a0bf0f1c0e90aac0420"
-  integrity sha512-nNBg3B1+4iDox5A5zqHKzUTiwl2ey4k2o0NEcVZYvl+GOSJdKBj4AJGKLv6h3SvWch7tABHePAQOSZWM9E2hMg==
+coveralls@^3.0.13:
+  version "3.0.13"
+  resolved "https://registry.yarnpkg.com/coveralls/-/coveralls-3.0.13.tgz#64d8c99af3b8a771a2e6e5bcdf556c3c5061d29d"
+  integrity sha512-Bch6FJI4ebK6Mwr+DjFCJbb/RayNwn5pscSDE4Ux6cgjNkAcjdgGZBRfQnuYTt5tY81MqGK8m2r+xc5FDF513A==
   dependencies:
     js-yaml "^3.13.1"
     lcov-parse "^1.0.0"
     log-driver "^1.2.7"
-    minimist "^1.2.0"
+    minimist "^1.2.5"
     request "^2.88.0"
 
 cross-spawn@^6.0.0: