diff --git a/package.json b/package.json
index ccb0e2e..698a90a 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
     "@types/loglevel": "1.5.3",
     "@types/node": "10.12.7",
     "chance": "1.0.16",
-    "coveralls": "3.0.2",
+    "coveralls": "3.0.5",
     "husky": "1.1.4",
     "jest": "23.6.0",
     "lint-staged": "8.0.4",
diff --git a/yarn.lock b/yarn.lock
index 6bd421c..bdb9446 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1147,17 +1147,17 @@ cosmiconfig@^5.0.2, cosmiconfig@^5.0.6:
     js-yaml "^3.9.0"
     parse-json "^4.0.0"
 
-coveralls@3.0.2:
-  version "3.0.2"
-  resolved "https://registry.yarnpkg.com/coveralls/-/coveralls-3.0.2.tgz#f5a0bcd90ca4e64e088b710fa8dda640aea4884f"
-  integrity sha512-Tv0LKe/MkBOilH2v7WBiTBdudg2ChfGbdXafc/s330djpF3zKOmuehTeRwjXWc7pzfj9FrDUTA7tEx6Div8NFw==
+coveralls@3.0.5:
+  version "3.0.5"
+  resolved "https://registry.yarnpkg.com/coveralls/-/coveralls-3.0.5.tgz#28d7274c6c9827aa85537eab82d66e7e62d0d527"
+  integrity sha512-/KD7PGfZv/tjKB6LoW97jzIgFqem0Tu9tZL9/iwBnBd8zkIZp7vT1ZSHNvnr0GSQMV/LTMxUstWg8WcDDUVQKg==
   dependencies:
     growl "~> 1.10.0"
-    js-yaml "^3.11.0"
+    js-yaml "^3.13.1"
     lcov-parse "^0.0.10"
     log-driver "^1.2.7"
     minimist "^1.2.0"
-    request "^2.85.0"
+    request "^2.86.0"
 
 cross-spawn@^5.0.1:
   version "5.1.0"
@@ -2894,7 +2894,15 @@ js-tokens@^3.0.2:
   resolved "https://registry.yarnpkg.com/js-tokens/-/js-tokens-3.0.2.tgz#9866df395102130e38f7f996bceb65443209c25b"
   integrity sha1-mGbfOVECEw449/mWvOtlRDIJwls=
 
-js-yaml@^3.11.0, js-yaml@^3.7.0, js-yaml@^3.9.0:
+js-yaml@^3.13.1:
+  version "3.13.1"
+  resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.13.1.tgz#aff151b30bfdfa8e49e05da22e7415e9dfa37847"
+  integrity sha512-YfbcO7jXDdyj0DGxYVSlSeQNHbD7XPWvrVWeVUujrQEoZzWJIRrCPoyk6kL6IAjAG2IolMK4T0hNUe0HOUs5Jw==
+  dependencies:
+    argparse "^1.0.7"
+    esprima "^4.0.0"
+
+js-yaml@^3.7.0, js-yaml@^3.9.0:
   version "3.12.0"
   resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.12.0.tgz#eaed656ec8344f10f527c6bfa1b6e2244de167d1"
   integrity sha512-PIt2cnwmPfL4hKNwqeiuz4bKfnzHTBv6HyVgjahA6mPLwPDzjDWrplJBMjHUFxku/N3FlmrbyPclad+I+4mJ3A==
@@ -4256,7 +4264,7 @@ request-promise-native@^1.0.5:
     stealthy-require "^1.1.0"
     tough-cookie ">=2.3.3"
 
-request@^2.85.0, request@^2.87.0:
+request@^2.86.0, request@^2.87.0:
   version "2.88.0"
   resolved "https://registry.yarnpkg.com/request/-/request-2.88.0.tgz#9c2fca4f7d35b592efe57c7f0a55e81052124fef"
   integrity sha512-NAqBSrijGLZdM0WZNsInLJpkJokL72XYjUpnB0iwsRgxh7dB6COrHnTBNwN0E+lHDAJzu7kLAkDeY08z2/A0hg==