diff --git a/package-lock.json b/package-lock.json
index 4e0fb69..903e695 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -486,17 +486,28 @@
       "integrity": "sha1-tf1UIgqivFq1eqtxQMlAdUUDwac="
     },
     "coveralls": {
-      "version": "3.0.2",
-      "resolved": "https://registry.npmjs.org/coveralls/-/coveralls-3.0.2.tgz",
-      "integrity": "sha512-Tv0LKe/MkBOilH2v7WBiTBdudg2ChfGbdXafc/s330djpF3zKOmuehTeRwjXWc7pzfj9FrDUTA7tEx6Div8NFw==",
+      "version": "3.0.9",
+      "resolved": "https://registry.npmjs.org/coveralls/-/coveralls-3.0.9.tgz",
+      "integrity": "sha512-nNBg3B1+4iDox5A5zqHKzUTiwl2ey4k2o0NEcVZYvl+GOSJdKBj4AJGKLv6h3SvWch7tABHePAQOSZWM9E2hMg==",
       "dev": true,
       "requires": {
-        "growl": "~> 1.10.0",
-        "js-yaml": "^3.11.0",
-        "lcov-parse": "^0.0.10",
+        "js-yaml": "^3.13.1",
+        "lcov-parse": "^1.0.0",
         "log-driver": "^1.2.7",
         "minimist": "^1.2.0",
-        "request": "^2.85.0"
+        "request": "^2.88.0"
+      },
+      "dependencies": {
+        "js-yaml": {
+          "version": "3.13.1",
+          "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.13.1.tgz",
+          "integrity": "sha512-YfbcO7jXDdyj0DGxYVSlSeQNHbD7XPWvrVWeVUujrQEoZzWJIRrCPoyk6kL6IAjAG2IolMK4T0hNUe0HOUs5Jw==",
+          "dev": true,
+          "requires": {
+            "argparse": "^1.0.7",
+            "esprima": "^4.0.0"
+          }
+        }
       }
     },
     "cross-spawn": {
@@ -1400,9 +1411,9 @@
       "dev": true
     },
     "lcov-parse": {
-      "version": "0.0.10",
-      "resolved": "https://registry.npmjs.org/lcov-parse/-/lcov-parse-0.0.10.tgz",
-      "integrity": "sha1-GwuP+ayceIklBYK3C3ExXZ2m2aM=",
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/lcov-parse/-/lcov-parse-1.0.0.tgz",
+      "integrity": "sha1-6w1GtUER68VhrLTECO+TY73I9+A=",
       "dev": true
     },
     "levn": {
@@ -4413,6 +4424,7 @@
           "version": "0.1.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "kind-of": "^3.0.2",
             "longest": "^1.0.1",
@@ -5355,7 +5367,8 @@
         "longest": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "lru-cache": {
           "version": "4.1.3",