diff --git a/package.json b/package.json
index 43840ce..5db028e 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
   },
   "devDependencies": {
     "chai": "4.2.0",
-    "coveralls": "3.0.4",
+    "coveralls": "3.0.5",
     "eslint": "5.8.0",
     "eslint-config-standard": "12.0.0",
     "eslint-plugin-import": "2.14.0",
diff --git a/yarn.lock b/yarn.lock
index 3a72114..d67d92a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -714,13 +714,13 @@ cosmiconfig@^5.2.0:
     js-yaml "^3.13.1"
     parse-json "^4.0.0"
 
-coveralls@3.0.4:
-  version "3.0.4"
-  resolved "https://registry.yarnpkg.com/coveralls/-/coveralls-3.0.4.tgz#f50233c9c62fd0973f710fce85fd19dba24cff4b"
-  integrity sha512-eyqUWA/7RT0JagiL0tThVhjbIjoiEUyWCjtUJoOPcWoeofP5WK/jb2OJYoBFrR6DvplR+AxOyuBqk4JHkk5ykA==
+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"
@@ -2105,7 +2105,7 @@ js-tokens@^4.0.0:
   resolved "https://registry.yarnpkg.com/js-tokens/-/js-tokens-4.0.0.tgz#19203fb59991df98e3a287050d4647cdeaf32499"
   integrity sha512-RdJUflcE3cUzKiMqQgsCu06FPu9UdIJO0beYbPhHN4k6apgJtifcoCtT9bcxOpYBtpD2kCM6Sbzg4CausW/PKQ==
 
-js-yaml@3.13.1, js-yaml@^3.11.0, js-yaml@^3.12.0, js-yaml@^3.13.1, js-yaml@^3.9.1:
+js-yaml@3.13.1, js-yaml@^3.12.0, js-yaml@^3.13.1, js-yaml@^3.9.1:
   version "3.13.1"
   resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.13.1.tgz#aff151b30bfdfa8e49e05da22e7415e9dfa37847"
   integrity sha512-YfbcO7jXDdyj0DGxYVSlSeQNHbD7XPWvrVWeVUujrQEoZzWJIRrCPoyk6kL6IAjAG2IolMK4T0hNUe0HOUs5Jw==