diff --git a/package-lock.json b/package-lock.json
index 8bcd449..82ea155 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -146,9 +146,9 @@
       }
     },
     "bson": {
-      "version": "1.0.6",
-      "resolved": "https://registry.npmjs.org/bson/-/bson-1.0.6.tgz",
-      "integrity": "sha512-D8zmlb46xfuK2gGvKmUjIklQEouN2nQ0LEHHeZ/NoHM2LDiMk2EYzZ5Ntw/Urk+bgMDosOZxaRzXxvhI5TcAVQ=="
+      "version": "1.1.5",
+      "resolved": "https://registry.npmjs.org/bson/-/bson-1.1.5.tgz",
+      "integrity": "sha512-kDuEzldR21lHciPQAIulLs1LZlCXdLziXI6Mb/TDkwXhb//UORJNPXgcRs2CuO4H0DcMkpfT3/ySsP3unoZjBg=="
     },
     "buffer-from": {
       "version": "1.0.0",
@@ -647,6 +647,12 @@
         "yallist": "2.1.2"
       }
     },
+    "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
+    },
     "mimic-fn": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/mimic-fn/-/mimic-fn-1.2.0.tgz",
@@ -674,20 +680,23 @@
       }
     },
     "mongodb": {
-      "version": "3.0.7",
-      "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.0.7.tgz",
-      "integrity": "sha512-n/14kMJEoARXz1qhpNPhUocqy+z5130jhqgEIX1Tsl8UVpHrndQ8et+VmgC4yPK/I8Tcgc93JEMQCHTekBUnNA==",
+      "version": "3.1.13",
+      "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.1.13.tgz",
+      "integrity": "sha512-sz2dhvBZQWf3LRNDhbd30KHVzdjZx9IKC0L+kSZ/gzYquCF5zPOgGqRz6sSCqYZtKP2ekB4nfLxhGtzGHnIKxA==",
       "requires": {
-        "mongodb-core": "3.0.7"
+        "mongodb-core": "3.1.11",
+        "safe-buffer": "^5.1.2"
       }
     },
     "mongodb-core": {
-      "version": "3.0.7",
-      "resolved": "https://registry.npmjs.org/mongodb-core/-/mongodb-core-3.0.7.tgz",
-      "integrity": "sha512-z6YufO7s40wLiv2ssFshqoLS4+Kf+huhHq6KZ7gDArsKNzXYjAwTMnhEIJ9GQ8fIfBGs5tBLNPfbIDoCKGPmOw==",
+      "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": "1.0.6",
-        "require_optional": "1.0.1"
+        "bson": "^1.1.0",
+        "require_optional": "^1.0.1",
+        "safe-buffer": "^5.1.2",
+        "saslprep": "^1.0.0"
       }
     },
     "ms": {
@@ -837,8 +846,8 @@
       "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": "5.5.0"
+        "resolve-from": "^2.0.0",
+        "semver": "^5.1.0"
       }
     },
     "resolve-from": {
@@ -894,6 +903,15 @@
       "resolved": "https://registry.npmjs.org/safer-buffer/-/safer-buffer-2.1.2.tgz",
       "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg=="
     },
+    "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": "5.5.0",
       "resolved": "https://registry.npmjs.org/semver/-/semver-5.5.0.tgz",
@@ -925,6 +943,15 @@
         "is-fullwidth-code-point": "2.0.0"
       }
     },
+    "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/package.json b/package.json
index 96333ed..e04ab4b 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
     "bcryptjs": "^2.4.3",
     "chalk": "^2.4.0",
     "eslint": "^4.19.1",
-    "mongodb": "^3.0.6",
+    "mongodb": "^3.1.13",
     "uuid": "^3.2.1",
     "yarn": "^1.6.0"
   },
diff --git a/yarn.lock b/yarn.lock
index 269cb48..3fb211e 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -94,9 +94,9 @@ brace-expansion@^1.1.7:
     balanced-match "^1.0.0"
     concat-map "0.0.1"
 
-bson@~1.0.4:
-  version "1.0.6"
-  resolved "https://registry.yarnpkg.com/bson/-/bson-1.0.6.tgz#444db59ddd4c24f0cb063aabdc5c8c7b0ceca912"
+bson@^1.1.0:
+  version "1.1.5"
+  resolved "https://registry.yarnpkg.com/bson/-/bson-1.1.5.tgz#2aaae98fcdf6750c0848b0cba1ddec3c73060a34"
 
 buffer-from@^1.0.0:
   version "1.0.0"
@@ -511,6 +511,10 @@ lru-cache@^4.0.1:
     pseudomap "^1.0.2"
     yallist "^2.1.2"
 
+memory-pager@^1.0.2:
+  version "1.5.0"
+  resolved "https://registry.yarnpkg.com/memory-pager/-/memory-pager-1.5.0.tgz#d8751655d22d384682741c972f2c3d6dfa3e66b5"
+
 mimic-fn@^1.0.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/mimic-fn/-/mimic-fn-1.2.0.tgz#820c86a39334640e99516928bd03fca88057d022"
@@ -531,18 +535,22 @@ mkdirp@^0.5.1:
   dependencies:
     minimist "0.0.8"
 
-mongodb-core@3.0.8:
-  version "3.0.8"
-  resolved "https://registry.yarnpkg.com/mongodb-core/-/mongodb-core-3.0.8.tgz#8d401f4eab6056c0d874a3d5844a4844f761d4d7"
+mongodb-core@3.1.11:
+  version "3.1.11"
+  resolved "https://registry.yarnpkg.com/mongodb-core/-/mongodb-core-3.1.11.tgz#b253038dbb4d7329f3d1c2ee5400bb0c9221fde5"
   dependencies:
-    bson "~1.0.4"
+    bson "^1.1.0"
     require_optional "^1.0.1"
+    safe-buffer "^5.1.2"
+  optionalDependencies:
+    saslprep "^1.0.0"
 
-mongodb@^3.0.6:
-  version "3.0.8"
-  resolved "https://registry.yarnpkg.com/mongodb/-/mongodb-3.0.8.tgz#2c1daecac9a0ec2de2f2aea4dc97d76ae70f8951"
+mongodb@^3.1.13:
+  version "3.1.13"
+  resolved "https://registry.yarnpkg.com/mongodb/-/mongodb-3.1.13.tgz#f8cdcbb36ad7a08b570bd1271c8525753f75f9f4"
   dependencies:
-    mongodb-core "3.0.8"
+    mongodb-core "3.1.11"
+    safe-buffer "^5.1.2"
 
 ms@2.0.0:
   version "2.0.0"
@@ -696,6 +704,10 @@ rx-lite@*, rx-lite@^4.0.8:
   version "4.0.8"
   resolved "https://registry.yarnpkg.com/rx-lite/-/rx-lite-4.0.8.tgz#0b1e11af8bc44836f04a6407e92da42467b79444"
 
+safe-buffer@^5.1.2:
+  version "5.2.1"
+  resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.2.1.tgz#1eaf9fa9bdb1fdd4ec75f58f9cdb4e6b7827eec6"
+
 safe-buffer@~5.1.0, safe-buffer@~5.1.1:
   version "5.1.2"
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.2.tgz#991ec69d296e0313747d59bdfd2b745c35f8828d"
@@ -704,6 +716,12 @@ safe-buffer@~5.1.0, safe-buffer@~5.1.1:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/safer-buffer/-/safer-buffer-2.1.2.tgz#44fa161b0187b9549dd84bb91802f9bd8385cd6a"
 
+saslprep@^1.0.0:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/saslprep/-/saslprep-1.0.3.tgz#4c02f946b56cf54297e347ba1093e7acac4cf226"
+  dependencies:
+    sparse-bitfield "^3.0.3"
+
 semver@^5.1.0, semver@^5.3.0:
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.5.0.tgz#dc4bbc7a6ca9d916dee5d43516f0092b58f7b8ab"
@@ -728,6 +746,12 @@ slice-ansi@1.0.0:
   dependencies:
     is-fullwidth-code-point "^2.0.0"
 
+sparse-bitfield@^3.0.3:
+  version "3.0.3"
+  resolved "https://registry.yarnpkg.com/sparse-bitfield/-/sparse-bitfield-3.0.3.tgz#ff4ae6e68656056ba4b3e792ab3334d38273ca11"
+  dependencies:
+    memory-pager "^1.0.2"
+
 sprintf-js@~1.0.2:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/sprintf-js/-/sprintf-js-1.0.3.tgz#04e6926f662895354f3dd015203633b857297e2c"