diff --git a/package-lock.json b/package-lock.json
index 2fbacff..a141c59 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -68,9 +68,9 @@
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@@ -154,22 +160,47 @@
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@@ -1446,7 +1477,7 @@
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@@ -2573,7 +2604,7 @@
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-          "dev": true,
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       "resolved": "https://registry.npmjs.org/function-bind/-/function-bind-1.1.1.tgz",
@@ -3220,12 +2726,6 @@
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           "dev": true
-        },
-        "wordwrap": {
-          "version": "1.0.0",
-          "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-1.0.0.tgz",
-          "integrity": "sha512-gvVzJFlPycKc5dZN4yPkP8w7Dc37BtP1yczEneOb4uq34pXZcvrtRTmWV8W+Ume+XCxKgbjM+nevkyFPMybd4Q==",
-          "dev": true
         }
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@@ -4677,13 +4177,6 @@
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       "dev": true
     },
-    "nan": {
-      "version": "2.11.1",
-      "resolved": "https://registry.npmjs.org/nan/-/nan-2.11.1.tgz",
-      "integrity": "sha512-iji6k87OSXa0CcrLl9z+ZiYSuR2o+c0bGuNmXdrhTQTakxytAFsC56SArGYoiHlJlFoHSnvmhpceZJaXkVuOtA==",
-      "dev": true,
-      "optional": true
-    },
     "nanomatch": {
       "version": "1.2.13",
       "resolved": "https://registry.npmjs.org/nanomatch/-/nanomatch-1.2.13.tgz",
@@ -5002,14 +4495,6 @@
         "prelude-ls": "~1.1.2",
         "type-check": "~0.3.2",
         "wordwrap": "~1.0.0"
-      },
-      "dependencies": {
-        "wordwrap": {
-          "version": "1.0.0",
-          "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-1.0.0.tgz",
-          "integrity": "sha1-J1hIEIkUVqQXHI0CJkQa3pDLyus=",
-          "dev": true
-        }
       }
     },
     "os-homedir": {
@@ -5763,7 +5248,6 @@
         "capture-exit": "^1.2.0",
         "exec-sh": "^0.2.0",
         "fb-watchman": "^2.0.0",
-        "fsevents": "^1.2.3",
         "micromatch": "^3.1.4",
         "minimist": "^1.1.1",
         "walker": "~1.0.5",
@@ -7033,7 +6517,7 @@
     "unpipe": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/unpipe/-/unpipe-1.0.0.tgz",
-      "integrity": "sha1-sr9O6FFKrmFltIF4KdIbLvSZBOw=",
+      "integrity": "sha512-pjy2bYhSsufwWlKwPc+l3cN7+wuJlK6uz0YdJEOlQDbl6jo/YlPi4mb8agUkVC8BF7V8NuzeyPNqRksA3hztKQ==",
       "dev": true
     },
     "unset-value": {
@@ -7127,7 +6611,7 @@
     "utils-merge": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/utils-merge/-/utils-merge-1.0.1.tgz",
-      "integrity": "sha1-n5VxD1CiZ5R7LMwSR0HBAoQn5xM=",
+      "integrity": "sha512-pMZTvIkT1d+TFGvDOqodOclx0QWkkgi6Tdoa8gC8ffGAAqz9pzPTZWAybbsHHoED/ztMtkv/VoYTYyShUn81hA==",
       "dev": true
     },
     "uuid": {
@@ -7149,7 +6633,7 @@
     "vary": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
-      "integrity": "sha1-IpnwLG3tMNSllhsLn3RSShj2NPw=",
+      "integrity": "sha512-BNGbWLfd0eUPabhkXUVm0j8uuvREyTh5ovRa/dyow/BqAbZJyC+5fU+IzQOzmAKzYqYRAISoRhdQr3eIZ/PXqg==",
       "dev": true
     },
     "verror": {
@@ -7256,6 +6740,12 @@
         "execa": "^0.10.0"
       }
     },
+    "wordwrap": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-1.0.0.tgz",
+      "integrity": "sha512-gvVzJFlPycKc5dZN4yPkP8w7Dc37BtP1yczEneOb4uq34pXZcvrtRTmWV8W+Ume+XCxKgbjM+nevkyFPMybd4Q==",
+      "dev": true
+    },
     "wrap-ansi": {
       "version": "2.1.0",
       "resolved": "http://registry.npmjs.org/wrap-ansi/-/wrap-ansi-2.1.0.tgz",
diff --git a/package.json b/package.json
index d934864..a01a21c 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
     "@types/nock": "^9.3.0",
     "@types/node": "^10.12.14",
     "@types/node-fetch": "^2.1.4",
-    "@types/supertest": "^2.0.7",
+    "@types/supertest": "^6.0.0",
     "express": "^4.16.3",
     "jest": "^23.6.0",
     "nock": "^13.0.0",