diff --git a/package-lock.json b/package-lock.json
index 0ae3acc..2b1db95 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -119,9 +119,9 @@
             }
         },
         "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=="
         },
         "buffer": {
             "version": "5.6.0",
@@ -230,9 +230,9 @@
             "integrity": "sha1-hMbhWbgZBP3KWaDvRM2HDTElD5o="
         },
         "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=="
         },
         "detect-libc": {
             "version": "1.0.3",
@@ -528,14 +528,14 @@
             }
         },
         "mongodb": {
-            "version": "3.6.2",
-            "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.6.2.tgz",
-            "integrity": "sha512-sSZOb04w3HcnrrXC82NEh/YGCmBuRgR+C1hZgmmv4L6dBz4BkRse6Y8/q/neXer9i95fKUBbFi4KgeceXmbsOA==",
+            "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"
             }
@@ -666,6 +666,11 @@
                 "wrappy": "1"
             }
         },
+        "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=="
+        },
         "os-homedir": {
             "version": "1.0.2",
             "resolved": "https://registry.npmjs.org/os-homedir/-/os-homedir-1.0.2.tgz",
@@ -764,20 +769,6 @@
                 "util-deprecate": "~1.0.1"
             }
         },
-        "require_optional": {
-            "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==",
-            "requires": {
-                "resolve-from": "^2.0.0",
-                "semver": "^5.1.0"
-            }
-        },
-        "resolve-from": {
-            "version": "2.0.0",
-            "resolved": "https://registry.npmjs.org/resolve-from/-/resolve-from-2.0.0.tgz",
-            "integrity": "sha1-lICrIOlP+h2egKgEx+oUdhGWa1c="
-        },
         "rimraf": {
             "version": "2.7.1",
             "resolved": "https://registry.npmjs.org/rimraf/-/rimraf-2.7.1.tgz",
diff --git a/package.json b/package.json
index 9fde33b..18d4d5f 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
         "fuse.js": "^6.4.3",
         "long-timeout": "^0.1.1",
         "mathjs": "^8.1.1",
-        "mongodb": "^3.6.2",
+        "mongodb": "^3.6.6",
         "node-fetch": "^2.6.1"
     }
 }