diff --git a/package-lock.json b/package-lock.json
index ae2ed4c..8310c7a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1461,9 +1461,9 @@
       "dev": true
     },
     "denque": {
-      "version": "1.4.1",
-      "resolved": "https://registry.npmjs.org/denque/-/denque-1.4.1.tgz",
-      "integrity": "sha512-OfzPuSZKGcgr96rf1oODnfjqBFmr1DVoc/TrItj3Ohe0Ah1C5WX5Baquw/9U9KovnQ88EqmJbD66rKYUQYN1tQ=="
+      "version": "1.5.0",
+      "resolved": "https://registry.npmjs.org/denque/-/denque-1.5.0.tgz",
+      "integrity": "sha512-CYiCSgIF1p6EUByQPlGkKnP1M9g0ZV3qMIrqMqZqdwazygIA/YP2vrbcyl1h/WppKJTdl1F85cXIle+394iDAQ=="
     },
     "depcheck": {
       "version": "1.3.1",
@@ -4718,22 +4718,22 @@
       }
     },
     "mongodb": {
-      "version": "3.6.3",
-      "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.6.3.tgz",
-      "integrity": "sha512-rOZuR0QkodZiM+UbQE5kDsJykBqWi0CL4Ec2i1nrGrUI3KO11r6Fbxskqmq3JK2NH7aW4dcccBuUujAP0ERl5w==",
+      "version": "3.6.6",
+      "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.6.6.tgz",
+      "integrity": "sha512-WlirMiuV1UPbej5JeCMqE93JRfZ/ZzqE7nJTwP85XzjAF4rRSeq2bGCb1cjfoHLOF06+HxADaPGqT0g3SbVT1w==",
       "requires": {
         "bl": "^2.2.1",
         "bson": "^1.1.4",
         "denque": "^1.4.1",
-        "require_optional": "^1.0.1",
+        "optional-require": "^1.0.2",
         "safe-buffer": "^5.1.2",
         "saslprep": "^1.0.0"
       },
       "dependencies": {
         "bson": {
-          "version": "1.1.5",
-          "resolved": "https://registry.npmjs.org/bson/-/bson-1.1.5.tgz",
-          "integrity": "sha512-kDuEzldR21lHciPQAIulLs1LZlCXdLziXI6Mb/TDkwXhb//UORJNPXgcRs2CuO4H0DcMkpfT3/ySsP3unoZjBg=="
+          "version": "1.1.6",
+          "resolved": "https://registry.npmjs.org/bson/-/bson-1.1.6.tgz",
+          "integrity": "sha512-EvVNVeGo4tHxwi8L6bPj3y3itEvStdwvvlojVxxbyYfoaxJ6keLgrTuKdyfEAszFK+H3olzBuafE0yoh0D1gdg=="
         }
       }
     },
@@ -5502,6 +5502,11 @@
         "mimic-fn": "^1.0.0"
       }
     },
+    "optional-require": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/optional-require/-/optional-require-1.0.2.tgz",
+      "integrity": "sha512-HZubVd6IfHsbnpdNF/ICaSAzBUEW1TievpkjY3tB4Jnk8L7+pJ3conPzUt3Mn/6OZx9uzTDOHYPGA8/AxYHBOg=="
+    },
     "optionator": {
       "version": "0.8.3",
       "resolved": "https://registry.npmjs.org/optionator/-/optionator-0.8.3.tgz",
@@ -5997,6 +6002,7 @@
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/require_optional/-/require_optional-1.0.1.tgz",
       "integrity": "sha512-qhM/y57enGWHAe3v/NcwML6a3/vfESLe/sGM2dII+gEO0BpKRUkWZow/tyloNqJyN6kXSl3RyyM8Ll5D/sJP8g==",
+      "dev": true,
       "requires": {
         "resolve-from": "^2.0.0",
         "semver": "^5.1.0"
@@ -6014,7 +6020,8 @@
     "resolve-from": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/resolve-from/-/resolve-from-2.0.0.tgz",
-      "integrity": "sha1-lICrIOlP+h2egKgEx+oUdhGWa1c="
+      "integrity": "sha1-lICrIOlP+h2egKgEx+oUdhGWa1c=",
+      "dev": true
     },
     "restore-cursor": {
       "version": "2.0.0",
@@ -6125,7 +6132,8 @@
     "semver": {
       "version": "5.7.1",
       "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.1.tgz",
-      "integrity": "sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ=="
+      "integrity": "sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ==",
+      "dev": true
     },
     "semver-compare": {
       "version": "1.0.0",