diff --git a/package-lock.json b/package-lock.json
index 6263d8f..a6e46db 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -140,6 +140,12 @@
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+          "requires": {
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@@ -1755,15 +1787,28 @@
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+      "resolved": "https://registry.npmjs.org/codecov/-/codecov-3.7.1.tgz",
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-        "ignore-walk": "^3.0.1",
-        "request": "^2.87.0",
-        "urlgrey": "^0.4.4"
+        "argv": "0.0.2",
+        "ignore-walk": "3.0.3",
+        "js-yaml": "3.13.1",
+        "teeny-request": "6.0.1",
+        "urlgrey": "0.4.4"
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+          "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.13.1.tgz",
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+          "requires": {
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@@ -3868,6 +3913,34 @@
         "statuses": ">= 1.4.0 < 2"
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+      "dev": true,
+      "requires": {
+        "@tootallnate/once": "1",
+        "agent-base": "6",
+        "debug": "4"
+      },
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+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.1.tgz",
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+          "dev": true,
+          "requires": {
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+          }
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+        "ms": {
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+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+          "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==",
+          "dev": true
+        }
+      }
+    },
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@@ -3879,6 +3952,39 @@
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+      "resolved": "https://registry.npmjs.org/https-proxy-agent/-/https-proxy-agent-4.0.0.tgz",
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+      "dev": true,
+      "requires": {
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+        "debug": "4"
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+      "dependencies": {
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+          "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-5.1.1.tgz",
+          "integrity": "sha512-TMeqbNl2fMW0nMjTEPOwe3J/PRFP4vqeoNuQMG0HlMrtm5QxKqdvAkZ1pRBQ/ulIyDD5Yq0nJ7YbdD8ey0TO3g==",
+          "dev": true
+        },
+        "debug": {
+          "version": "4.3.1",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.1.tgz",
+          "integrity": "sha512-doEwdvm4PCeK4K3RQN2ZC2BYUBaxwLARCqZmMjtF8a51J2Rb0xpVloFRnCODwqjpwnAoao4pelN8l3RJdv3gRQ==",
+          "dev": true,
+          "requires": {
+            "ms": "2.1.2"
+          }
+        },
+        "ms": {
+          "version": "2.1.2",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+          "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==",
+          "dev": true
+        }
+      }
+    },
     "iconv-lite": {
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       "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.24.tgz",
@@ -3895,9 +4001,9 @@
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-      "resolved": "https://registry.npmjs.org/ignore-walk/-/ignore-walk-3.0.1.tgz",
-      "integrity": "sha512-DTVlMx3IYPe0/JJcYP7Gxg7ttZZu3IInhuEhbchuqneY9wWe5Ojy2mXLBaQFUQmo0AW2r3qG7m1mg86js+gnlQ==",
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/ignore-walk/-/ignore-walk-3.0.3.tgz",
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@@ -5317,7 +5423,7 @@
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-          "resolved": "http://registry.npmjs.org/commander/-/commander-2.15.1.tgz",
+          "resolved": "https://registry.npmjs.org/commander/-/commander-2.15.1.tgz",
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@@ -5468,6 +5574,12 @@
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       "integrity": "sha1-KzJxhOiZIQEXeyhWP7XnECrNDKk="
     },
+    "node-fetch": {
+      "version": "2.6.1",
+      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.6.1.tgz",
+      "integrity": "sha512-V4aYg89jEoVRxRb2fJdAg8FHvI7cEyYdVAh94HH0UIK8oJxUfkjlDQN9RbMx+bEjP7+ggMiFRprSti032Oipxw==",
+      "dev": true
+    },
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@@ -6084,7 +6196,7 @@
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-          "resolved": "http://registry.npmjs.org/request/-/request-2.36.0.tgz",
+          "resolved": "https://registry.npmjs.org/request/-/request-2.36.0.tgz",
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@@ -6104,7 +6216,7 @@
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-          "resolved": "http://registry.npmjs.org/rimraf/-/rimraf-2.2.8.tgz",
+          "resolved": "https://registry.npmjs.org/rimraf/-/rimraf-2.2.8.tgz",
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@@ -7541,6 +7653,15 @@
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       "dev": true
     },
+    "stream-events": {
+      "version": "1.0.5",
+      "resolved": "https://registry.npmjs.org/stream-events/-/stream-events-1.0.5.tgz",
+      "integrity": "sha512-E1GUzBSgvct8Jsb3v2X15pjzN1tYebtbLaMg+eBOUOAxgbLoSbT2NS91ckc5lJD1KfLjId+jXJRgo0qnV5Nerg==",
+      "dev": true,
+      "requires": {
+        "stubs": "^3.0.0"
+      }
+    },
     "string-length": {
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       "resolved": "https://registry.npmjs.org/string-length/-/string-length-2.0.0.tgz",
@@ -7615,6 +7736,12 @@
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       "dev": true
     },
+    "stubs": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/stubs/-/stubs-3.0.0.tgz",
+      "integrity": "sha1-6NK6H6nJBXAwPAMLaQD31fiavls=",
+      "dev": true
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       "resolved": "https://registry.npmjs.org/superagent/-/superagent-3.8.3.tgz",
@@ -7718,6 +7845,19 @@
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+    "teeny-request": {
+      "version": "6.0.1",
+      "resolved": "https://registry.npmjs.org/teeny-request/-/teeny-request-6.0.1.tgz",
+      "integrity": "sha512-TAK0c9a00ELOqLrZ49cFxvPVogMUFaWY8dUsQc/0CuQPGF+BOxOQzXfE413BAk2kLomwNplvdtMpeaeGWmoc2g==",
+      "dev": true,
+      "requires": {
+        "http-proxy-agent": "^4.0.0",
+        "https-proxy-agent": "^4.0.0",
+        "node-fetch": "^2.2.0",
+        "stream-events": "^1.0.5",
+        "uuid": "^3.3.2"
+      }
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       "version": "4.2.1",
       "resolved": "https://registry.npmjs.org/test-exclude/-/test-exclude-4.2.1.tgz",
diff --git a/package.json b/package.json
index 7f23156..5776c79 100644
--- a/package.json
+++ b/package.json
@@ -51,7 +51,7 @@
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     "babel-cli": "^6.26.0",
     "babel-preset-env": "^1.7.0",
-    "codecov": "^3.0.2",
+    "codecov": "^3.7.1",
     "eslint": "^4.19.1",
     "eslint-config-airbnb": "^17.0.0",
     "eslint-plugin-import": "^2.13.0",