diff --git a/server/nodejs/package-lock.json b/server/nodejs/package-lock.json
index 70f042d..b7aca11 100644
--- a/server/nodejs/package-lock.json
+++ b/server/nodejs/package-lock.json
@@ -316,20 +316,15 @@
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-      "version": "1.0.4",
-      "resolved": "https://registry.npmjs.org/bson/-/bson-1.0.4.tgz",
-      "integrity": "sha1-k8ENOeqltYQVy8QFLz5T5WKwtyw="
+      "version": "1.1.5",
+      "resolved": "https://registry.npmjs.org/bson/-/bson-1.1.5.tgz",
+      "integrity": "sha512-kDuEzldR21lHciPQAIulLs1LZlCXdLziXI6Mb/TDkwXhb//UORJNPXgcRs2CuO4H0DcMkpfT3/ySsP3unoZjBg=="
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       "resolved": "https://registry.npmjs.org/buffer-equal-constant-time/-/buffer-equal-constant-time-1.0.1.tgz",
       "integrity": "sha1-+OcRMvf/5uAaXJaXpMbz5I1cyBk="
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-    "buffer-shims": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/buffer-shims/-/buffer-shims-1.0.0.tgz",
-      "integrity": "sha1-mXjOMXOIxkmth5MCjDR37wRKi1E="
-    },
     "bunyan": {
       "version": "1.8.12",
       "resolved": "https://registry.npmjs.org/bunyan/-/bunyan-1.8.12.tgz",
@@ -912,11 +907,6 @@
         "is-symbol": "1.0.1"
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-    "es6-promise": {
-      "version": "3.2.1",
-      "resolved": "https://registry.npmjs.org/es6-promise/-/es6-promise-3.2.1.tgz",
-      "integrity": "sha1-7FYjOGgDKQkgcXDDlEjiREndH8Q="
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       "resolved": "https://registry.npmjs.org/escape-html/-/escape-html-1.0.3.tgz",
@@ -2018,6 +2008,12 @@
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       "integrity": "sha1-hxDXrwqmJvj/+hzgAWhUUmMlV0g="
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+    "memory-pager": {
+      "version": "1.5.0",
+      "resolved": "https://registry.npmjs.org/memory-pager/-/memory-pager-1.5.0.tgz",
+      "integrity": "sha512-ZS4Bp4r/Zoeq6+NLJpP+0Zzm0pR8whtGPf1XExKLJBAczGMnSi3It14OiNCStjQjM6NU1okjQGSxgEZN8eBYKg==",
+      "optional": true
+    },
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       "resolved": "https://registry.npmjs.org/methods/-/methods-1.1.2.tgz",
@@ -2102,38 +2098,37 @@
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-      "version": "2.2.33",
-      "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-2.2.33.tgz",
-      "integrity": "sha1-tTfEcdNKZlG0jzb9vyl1A0Dgi1A=",
+      "version": "3.1.13",
+      "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.1.13.tgz",
+      "integrity": "sha512-sz2dhvBZQWf3LRNDhbd30KHVzdjZx9IKC0L+kSZ/gzYquCF5zPOgGqRz6sSCqYZtKP2ekB4nfLxhGtzGHnIKxA==",
       "requires": {
-        "es6-promise": "3.2.1",
-        "mongodb-core": "2.1.17",
-        "readable-stream": "2.2.7"
+        "mongodb-core": "3.1.11",
+        "safe-buffer": "^5.1.2"
       },
       "dependencies": {
-        "readable-stream": {
-          "version": "2.2.7",
-          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.2.7.tgz",
-          "integrity": "sha1-BwV6y+JGeyIELTb5jFrVBwVOlbE=",
-          "requires": {
-            "buffer-shims": "1.0.0",
-            "core-util-is": "1.0.2",
-            "inherits": "2.0.3",
-            "isarray": "1.0.0",
-            "process-nextick-args": "1.0.7",
-            "string_decoder": "1.0.2",
-            "util-deprecate": "1.0.2"
-          }
+        "safe-buffer": {
+          "version": "5.2.1",
+          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
+          "integrity": "sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ=="
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     "mongodb-core": {
-      "version": "2.1.17",
-      "resolved": "https://registry.npmjs.org/mongodb-core/-/mongodb-core-2.1.17.tgz",
-      "integrity": "sha1-pBizN6FKFJkPtRC5I97mqBMXPfg=",
-      "requires": {
-        "bson": "1.0.4",
-        "require_optional": "1.0.1"
+      "version": "3.1.11",
+      "resolved": "https://registry.npmjs.org/mongodb-core/-/mongodb-core-3.1.11.tgz",
+      "integrity": "sha512-rD2US2s5qk/ckbiiGFHeu+yKYDXdJ1G87F6CG3YdaZpzdOm5zpoAZd/EKbPmFO6cQZ+XVXBXBJ660sSI0gc6qg==",
+      "requires": {
+        "bson": "^1.1.0",
+        "require_optional": "^1.0.1",
+        "safe-buffer": "^5.1.2",
+        "saslprep": "^1.0.0"
+      },
+      "dependencies": {
+        "safe-buffer": {
+          "version": "5.2.1",
+          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
+          "integrity": "sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ=="
+        }
       }
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     "ms": {
@@ -2583,8 +2578,8 @@
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       "integrity": "sha512-qhM/y57enGWHAe3v/NcwML6a3/vfESLe/sGM2dII+gEO0BpKRUkWZow/tyloNqJyN6kXSl3RyyM8Ll5D/sJP8g==",
       "requires": {
-        "resolve-from": "2.0.0",
-        "semver": "5.4.1"
+        "resolve-from": "^2.0.0",
+        "semver": "^5.1.0"
       }
     },
     "resolve-from": {
@@ -2659,6 +2654,15 @@
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       "dev": true
     },
+    "saslprep": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/saslprep/-/saslprep-1.0.3.tgz",
+      "integrity": "sha512-/MY/PEMbk2SuY5sScONwhUDsV2p77Znkb/q3nSVstq/yQzYJOH/Azh29p9oJLsl3LnQwSvZDKagDGBsBwSooag==",
+      "optional": true,
+      "requires": {
+        "sparse-bitfield": "^3.0.3"
+      }
+    },
     "semver": {
       "version": "5.4.1",
       "resolved": "https://registry.npmjs.org/semver/-/semver-5.4.1.tgz",
@@ -2777,6 +2781,15 @@
       "resolved": "https://registry.npmjs.org/spark-md5/-/spark-md5-1.0.1.tgz",
       "integrity": "sha1-xLmo1Bz3sIRUI6ghgk+N/6D1G3w="
     },
+    "sparse-bitfield": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/sparse-bitfield/-/sparse-bitfield-3.0.3.tgz",
+      "integrity": "sha1-/0rm5oZWBWuks+eSqzM004JzyhE=",
+      "optional": true,
+      "requires": {
+        "memory-pager": "^1.0.2"
+      }
+    },
     "sprintf-js": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz",
diff --git a/server/nodejs/package.json b/server/nodejs/package.json
index 1902b8a..4687a3b 100644
--- a/server/nodejs/package.json
+++ b/server/nodejs/package.json
@@ -35,7 +35,7 @@
     "jshashes": "^1.0.7",
     "jsonwebtoken": "^7.4.3",
     "mocha": "^5.2.0",
-    "mongodb": "^2.2.33",
+    "mongodb": "^3.1.13",
     "q": "^1.5.1",
     "request": "^2.83.0",
     "request-promise": "^4.2.2",