diff --git a/package-lock.json b/package-lock.json
index 1a6040a..5686030 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -204,9 +204,9 @@
       "integrity": "sha1-PJtLfXgsgSHlbxAQbYTA0P/JRiY="
     },
     "bson": {
-      "version": "1.0.9",
-      "resolved": "https://registry.npmjs.com/bson/-/bson-1.0.9.tgz",
-      "integrity": "sha1-EjGfgyOxJUc5t8a++NPomuBaL1c="
+      "version": "1.1.5",
+      "resolved": "https://registry.npmjs.org/bson/-/bson-1.1.5.tgz",
+      "integrity": "sha512-kDuEzldR21lHciPQAIulLs1LZlCXdLziXI6Mb/TDkwXhb//UORJNPXgcRs2CuO4H0DcMkpfT3/ySsP3unoZjBg=="
     },
     "buffer-from": {
       "version": "1.1.1",
@@ -346,11 +346,6 @@
       "resolved": "https://registry.npmjs.com/ejs/-/ejs-2.6.1.tgz",
       "integrity": "sha1-SY7A1JVlWrxvI81hho2SZGQHGqA="
     },
-    "es6-promise": {
-      "version": "3.2.1",
-      "resolved": "https://registry.npmjs.com/es6-promise/-/es6-promise-3.2.1.tgz",
-      "integrity": "sha1-7FYjOGgDKQkgcXDDlEjiREndH8Q="
-    },
     "escape-string-regexp": {
       "version": "1.0.5",
       "resolved": "https://registry.npmjs.com/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz",
@@ -627,6 +622,12 @@
         "yallist": "^3.0.2"
       }
     },
+    "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
+    },
     "mime-db": {
       "version": "1.37.0",
       "resolved": "https://registry.npmjs.com/mime-db/-/mime-db-1.37.0.tgz",
@@ -678,22 +679,23 @@
       }
     },
     "mongodb": {
-      "version": "2.2.36",
-      "resolved": "https://registry.npmjs.com/mongodb/-/mongodb-2.2.36.tgz",
-      "integrity": "sha1-HFc2gLKEn7D0esu6PcX6Io3pdfU=",
+      "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": "2.1.20",
-        "readable-stream": "2.2.7"
+        "mongodb-core": "3.1.11",
+        "safe-buffer": "^5.1.2"
       }
     },
     "mongodb-core": {
-      "version": "2.1.20",
-      "resolved": "https://registry.npmjs.com/mongodb-core/-/mongodb-core-2.1.20.tgz",
-      "integrity": "sha1-/s6N12tZ7n1/LTE7ZTIsFgSS2PE=",
+      "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": "~1.0.4",
-        "require_optional": "~1.0.0"
+        "bson": "^1.1.0",
+        "require_optional": "^1.0.1",
+        "safe-buffer": "^5.1.2",
+        "saslprep": "^1.0.0"
       }
     },
     "ms": {
@@ -1824,8 +1826,8 @@
     },
     "require_optional": {
       "version": "1.0.1",
-      "resolved": "https://registry.npmjs.com/require_optional/-/require_optional-1.0.1.tgz",
-      "integrity": "sha1-TPNaQkf2TKPfjC7yCMxJSxyo/C4=",
+      "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"
@@ -1833,7 +1835,7 @@
     },
     "resolve-from": {
       "version": "2.0.0",
-      "resolved": "https://registry.npmjs.com/resolve-from/-/resolve-from-2.0.0.tgz",
+      "resolved": "https://registry.npmjs.org/resolve-from/-/resolve-from-2.0.0.tgz",
       "integrity": "sha1-lICrIOlP+h2egKgEx+oUdhGWa1c="
     },
     "rimraf": {
@@ -1854,6 +1856,15 @@
       "resolved": "https://registry.npmjs.com/safer-buffer/-/safer-buffer-2.1.2.tgz",
       "integrity": "sha1-RPoWGwGHuVSd2Eu5GAL5vYOFzWo="
     },
+    "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": "5.6.0",
       "resolved": "https://registry.npmjs.com/semver/-/semver-5.6.0.tgz",
@@ -1885,6 +1896,15 @@
         }
       }
     },
+    "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.com/sprintf-js/-/sprintf-js-1.0.3.tgz",
diff --git a/package.json b/package.json
index 9fc70ed..c356b97 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,7 @@
   },
   "dependencies": {
     "async": "0.1.15",
-    "mongodb": "~2.2.x",
+    "mongodb": "~3.1.x",
     "nodeunit": "^0.11.3",
     "optimist": "0.3.5",
     "underscore": "1.8.x"