diff --git a/package-lock.json b/package-lock.json
index 38b6564..41c55c4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -123,20 +123,20 @@
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-      "integrity": "sha1-h2eKGdhLR9hZuDGZvVm84iKxBFQ=",
+      "version": "1.18.3",
+      "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.18.3.tgz",
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         "debug": "2.6.9",
-        "depd": "~1.1.1",
-        "http-errors": "~1.6.2",
-        "iconv-lite": "0.4.19",
+        "depd": "~1.1.2",
+        "http-errors": "~1.6.3",
+        "iconv-lite": "0.4.23",
         "on-finished": "~2.3.0",
-        "qs": "6.5.1",
-        "raw-body": "2.3.2",
-        "type-is": "~1.6.15"
+        "qs": "6.5.2",
+        "raw-body": "2.3.3",
+        "type-is": "~1.6.16"
       },
       "dependencies": {
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@@ -146,6 +146,25 @@
           "requires": {
             "ms": "2.0.0"
           }
+        },
+        "iconv-lite": {
+          "version": "0.4.23",
+          "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.23.tgz",
+          "integrity": "sha512-neyTUVFtahjf0mB3dZT77u+8O0QB89jFdnBkd5P1JgYPbPaia3gXXOVL2fq8VyU2gMMD7SaN7QukTB/pmXYvDA==",
+          "requires": {
+            "safer-buffer": ">= 2.1.2 < 3"
+          }
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+        "raw-body": {
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+          "resolved": "https://registry.npmjs.org/raw-body/-/raw-body-2.3.3.tgz",
+          "integrity": "sha512-9esiElv1BrZoI3rCDuOuKCBRbuApGGaDPQfjSflGxdy4oyzqghxu6klEkkVIvBje+FF0BX9coEv8KqW6X/7njw==",
+          "requires": {
+            "bytes": "3.0.0",
+            "http-errors": "1.6.3",
+            "iconv-lite": "0.4.23",
+            "unpipe": "1.0.0"
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@@ -283,13 +302,13 @@
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-      "resolved": "http://registry.npmjs.org/express/-/express-4.16.3.tgz",
-      "integrity": "sha1-avilAjUNsyRuzEvs9rWjTSL37VM=",
+      "version": "4.16.4",
+      "resolved": "https://registry.npmjs.org/express/-/express-4.16.4.tgz",
+      "integrity": "sha512-j12Uuyb4FMrd/qQAm6uCHAkPtO8FDTRJZBDd5D2KOL2eLaz1yUNdUB/NOIyq0iU4q4cFarsUCrnFDPBcnksuOg==",
       "requires": {
         "accepts": "~1.3.5",
         "array-flatten": "1.1.1",
-        "body-parser": "1.18.2",
+        "body-parser": "1.18.3",
         "content-disposition": "0.5.2",
         "content-type": "~1.0.4",
         "cookie": "0.3.1",
@@ -306,10 +325,10 @@
         "on-finished": "~2.3.0",
         "parseurl": "~1.3.2",
         "path-to-regexp": "0.1.7",
-        "proxy-addr": "~2.0.3",
-        "qs": "6.5.1",
+        "proxy-addr": "~2.0.4",
+        "qs": "6.5.2",
         "range-parser": "~1.2.0",
-        "safe-buffer": "5.1.1",
+        "safe-buffer": "5.1.2",
         "send": "0.16.2",
         "serve-static": "1.13.2",
         "setprototypeof": "1.1.0",
@@ -602,9 +621,9 @@
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-      "resolved": "https://registry.npmjs.org/qs/-/qs-6.5.1.tgz",
-      "integrity": "sha512-eRzhrN1WSINYCDCbrz796z37LOe3m5tmW7RQf6oBntukAG1nmovJvhnwHHRMAfeoItc1m2Hk02WER2aQ/iqs+A=="
+      "version": "6.5.2",
+      "resolved": "https://registry.npmjs.org/qs/-/qs-6.5.2.tgz",
+      "integrity": "sha512-N5ZAX4/LxJmF+7wN74pUD6qAh9/wnvdQcjq9TZjevvXzSUo7bfmw91saqMjzGS2xq91/odN2dW/WOl7qQHNDGA=="
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@@ -646,9 +665,14 @@
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-      "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.1.tgz",
-      "integrity": "sha512-kKvNJn6Mm93gAczWVJg7wH+wGYWNrDHdWvpUmHyEsgCtIwwo3bqPtV4tR5tuPaUhTOo/kvhVwd8XwwOllGYkbg=="
+      "version": "5.1.2",
+      "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
+      "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
+    },
+    "safer-buffer": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/safer-buffer/-/safer-buffer-2.1.2.tgz",
+      "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg=="
     },
     "send": {
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diff --git a/package-lock.json b/package-lock.json
index 38b6564..41c55c4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -123,20 +123,20 @@
       "dev": true
     },
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-      "version": "1.18.2",
-      "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.18.2.tgz",
-      "integrity": "sha1-h2eKGdhLR9hZuDGZvVm84iKxBFQ=",
+      "version": "1.18.3",
+      "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.18.3.tgz",
+      "integrity": "sha1-WykhmP/dVTs6DyDe0FkrlWlVyLQ=",
       "requires": {
         "bytes": "3.0.0",
         "content-type": "~1.0.4",
         "debug": "2.6.9",
-        "depd": "~1.1.1",
-        "http-errors": "~1.6.2",
-        "iconv-lite": "0.4.19",
+        "depd": "~1.1.2",
+        "http-errors": "~1.6.3",
+        "iconv-lite": "0.4.23",
         "on-finished": "~2.3.0",
-        "qs": "6.5.1",
-        "raw-body": "2.3.2",
-        "type-is": "~1.6.15"
+        "qs": "6.5.2",
+        "raw-body": "2.3.3",
+        "type-is": "~1.6.16"
       },
       "dependencies": {
         "debug": {
@@ -146,6 +146,25 @@
           "requires": {
             "ms": "2.0.0"
           }
+        },
+        "iconv-lite": {
+          "version": "0.4.23",
+          "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.23.tgz",
+          "integrity": "sha512-neyTUVFtahjf0mB3dZT77u+8O0QB89jFdnBkd5P1JgYPbPaia3gXXOVL2fq8VyU2gMMD7SaN7QukTB/pmXYvDA==",
+          "requires": {
+            "safer-buffer": ">= 2.1.2 < 3"
+          }
+        },
+        "raw-body": {
+          "version": "2.3.3",
+          "resolved": "https://registry.npmjs.org/raw-body/-/raw-body-2.3.3.tgz",
+          "integrity": "sha512-9esiElv1BrZoI3rCDuOuKCBRbuApGGaDPQfjSflGxdy4oyzqghxu6klEkkVIvBje+FF0BX9coEv8KqW6X/7njw==",
+          "requires": {
+            "bytes": "3.0.0",
+            "http-errors": "1.6.3",
+            "iconv-lite": "0.4.23",
+            "unpipe": "1.0.0"
+          }
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       }
     },
@@ -283,13 +302,13 @@
       "integrity": "sha1-Qa4u62XvpiJorr/qg6x9eSmbCIc="
     },
     "express": {
-      "version": "4.16.3",
-      "resolved": "http://registry.npmjs.org/express/-/express-4.16.3.tgz",
-      "integrity": "sha1-avilAjUNsyRuzEvs9rWjTSL37VM=",
+      "version": "4.16.4",
+      "resolved": "https://registry.npmjs.org/express/-/express-4.16.4.tgz",
+      "integrity": "sha512-j12Uuyb4FMrd/qQAm6uCHAkPtO8FDTRJZBDd5D2KOL2eLaz1yUNdUB/NOIyq0iU4q4cFarsUCrnFDPBcnksuOg==",
       "requires": {
         "accepts": "~1.3.5",
         "array-flatten": "1.1.1",
-        "body-parser": "1.18.2",
+        "body-parser": "1.18.3",
         "content-disposition": "0.5.2",
         "content-type": "~1.0.4",
         "cookie": "0.3.1",
@@ -306,10 +325,10 @@
         "on-finished": "~2.3.0",
         "parseurl": "~1.3.2",
         "path-to-regexp": "0.1.7",
-        "proxy-addr": "~2.0.3",
-        "qs": "6.5.1",
+        "proxy-addr": "~2.0.4",
+        "qs": "6.5.2",
         "range-parser": "~1.2.0",
-        "safe-buffer": "5.1.1",
+        "safe-buffer": "5.1.2",
         "send": "0.16.2",
         "serve-static": "1.13.2",
         "setprototypeof": "1.1.0",
@@ -602,9 +621,9 @@
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-      "resolved": "https://registry.npmjs.org/qs/-/qs-6.5.1.tgz",
-      "integrity": "sha512-eRzhrN1WSINYCDCbrz796z37LOe3m5tmW7RQf6oBntukAG1nmovJvhnwHHRMAfeoItc1m2Hk02WER2aQ/iqs+A=="
+      "version": "6.5.2",
+      "resolved": "https://registry.npmjs.org/qs/-/qs-6.5.2.tgz",
+      "integrity": "sha512-N5ZAX4/LxJmF+7wN74pUD6qAh9/wnvdQcjq9TZjevvXzSUo7bfmw91saqMjzGS2xq91/odN2dW/WOl7qQHNDGA=="
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       "version": "1.2.0",
@@ -646,9 +665,14 @@
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-      "version": "5.1.1",
-      "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.1.tgz",
-      "integrity": "sha512-kKvNJn6Mm93gAczWVJg7wH+wGYWNrDHdWvpUmHyEsgCtIwwo3bqPtV4tR5tuPaUhTOo/kvhVwd8XwwOllGYkbg=="
+      "version": "5.1.2",
+      "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
+      "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
+    },
+    "safer-buffer": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/safer-buffer/-/safer-buffer-2.1.2.tgz",
+      "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg=="
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     "send": {
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diff --git a/package.json b/package.json
index 7d1c926..e113d7a 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
   "dependencies": {
     "@types/express": "^4.16.0",
     "@types/express-graphql": "^0.6.1",
-    "express": "^4.16.3",
+    "express": "^4.16.4",
     "express-graphql": "^0.6.12",
     "graphql": "^0.13.2"
   },