diff --git a/package-lock.json b/package-lock.json
index 39abfc9..aaf115b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -843,6 +843,14 @@
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       "integrity": "sha1-fFJqUtibRcRcxpC4gWO+BJf1UMs="
     },
+    "lru-cache": {
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+      "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-6.0.0.tgz",
+      "integrity": "sha512-Jo6dJ04CmSjuznwJSS3pUeWmd/H0ffTlkXXgwZi+eq1UCmqQwCh+eLsYOYCwY991i2Fah4h1BEMCx4qThGbsiA==",
+      "requires": {
+        "yallist": "^4.0.0"
+      }
+    },
     "media-typer": {
       "version": "0.3.0",
       "resolved": "https://registry.npmjs.org/media-typer/-/media-typer-0.3.0.tgz",
@@ -915,16 +923,26 @@
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-      "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.5.8.tgz",
-      "integrity": "sha512-jz7mR58z66JKL8Px4ZY+FXbgB7d0a0hEGCT7kw8iye46/gsqPrOEpZOswwJ2BQlfzsrCLKdsF9UcaUfGVN2HrQ==",
+      "version": "3.7.3",
+      "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.7.3.tgz",
+      "integrity": "sha512-Psm+g3/wHXhjBEktkxXsFMZvd3nemI0r3IPsE0bU+4//PnvNWKkzhZcEsbPcYiWqe8XqXJJEg4Tgtr7Raw67Yw==",
       "requires": {
-        "bl": "^2.2.0",
+        "bl": "^2.2.1",
         "bson": "^1.1.4",
         "denque": "^1.4.1",
-        "require_optional": "^1.0.1",
+        "optional-require": "^1.1.8",
         "safe-buffer": "^5.1.2",
         "saslprep": "^1.0.0"
+      },
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+          "resolved": "https://registry.npmjs.org/optional-require/-/optional-require-1.1.8.tgz",
+          "integrity": "sha512-jq83qaUb0wNg9Krv1c5OQ+58EK+vHde6aBPzLvPPqJm89UQWsvSuFy9X/OSNJnFeSOKo7btE0n8Nl2+nE+z5nA==",
+          "requires": {
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+          }
+        }
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     "mongodb-uri": {
@@ -953,29 +971,6 @@
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-          "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.7.3.tgz",
-          "integrity": "sha512-Psm+g3/wHXhjBEktkxXsFMZvd3nemI0r3IPsE0bU+4//PnvNWKkzhZcEsbPcYiWqe8XqXJJEg4Tgtr7Raw67Yw==",
-          "requires": {
-            "bl": "^2.2.1",
-            "bson": "^1.1.4",
-            "denque": "^1.4.1",
-            "optional-require": "^1.1.8",
-            "safe-buffer": "^5.1.2",
-            "saslprep": "^1.0.0"
-          },
-          "dependencies": {
-            "optional-require": {
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-              "resolved": "https://registry.npmjs.org/optional-require/-/optional-require-1.1.8.tgz",
-              "integrity": "sha512-jq83qaUb0wNg9Krv1c5OQ+58EK+vHde6aBPzLvPPqJm89UQWsvSuFy9X/OSNJnFeSOKo7btE0n8Nl2+nE+z5nA==",
-              "requires": {
-                "require-at": "^1.0.6"
-              }
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@@ -1127,13 +1122,6 @@
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-        "semver": {
-          "version": "7.3.2",
-          "resolved": "https://registry.npmjs.org/semver/-/semver-7.3.2.tgz",
-          "integrity": "sha512-OrOb32TeeambH6UrhtShmF7CRDqhL6/5XpPNp2DuRH6+9QLw/orhp72j87v8Qa1ScDkvrrBNpZcDejAirJmfXQ=="
-        }
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@@ -1283,20 +1271,6 @@
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     },
-    "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="
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@@ -1332,9 +1306,12 @@
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     },
     "semver": {
-      "version": "5.7.1",
-      "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.1.tgz",
-      "integrity": "sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ=="
+      "version": "7.5.3",
+      "resolved": "https://registry.npmjs.org/semver/-/semver-7.5.3.tgz",
+      "integrity": "sha512-QBlUtyVk/5EeHbi7X0fw6liDZc7BBmEaSYn01fMU1OUYbf6GPsbTtd8WmnqbI20SeycoHSeiybkE/q1Q+qlThQ==",
+      "requires": {
+        "lru-cache": "^6.0.0"
+      }
     },
     "send": {
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@@ -1585,6 +1562,11 @@
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+    },
+    "yallist": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/yallist/-/yallist-4.0.0.tgz",
+      "integrity": "sha512-3wdGidZyq5PB084XLES5TpOSRA3wjXAlIWMhum2kRcv/41Sn2emQ0dycQW4uZXLejwKvg6EsvbdlVL+FYEct7A=="
     }
   }
 }