diff --git a/package-lock.json b/package-lock.json
index afe0133..384e3d7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -102,9 +102,9 @@
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     "bson": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/bson/-/bson-1.1.0.tgz",
-      "integrity": "sha512-9Aeai9TacfNtWXOYarkFJRW2CWo+dRon+fuLZYJmvLV3+MiUp0bEI6IAZfXEIg7/Pl/7IWlLaDnhzTsD81etQA=="
+      "version": "1.1.5",
+      "resolved": "https://registry.npmjs.org/bson/-/bson-1.1.5.tgz",
+      "integrity": "sha512-kDuEzldR21lHciPQAIulLs1LZlCXdLziXI6Mb/TDkwXhb//UORJNPXgcRs2CuO4H0DcMkpfT3/ySsP3unoZjBg=="
     },
     "builtin-modules": {
       "version": "1.1.1",
@@ -726,9 +726,9 @@
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     },
     "memory-pager": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/memory-pager/-/memory-pager-1.1.0.tgz",
-      "integrity": "sha512-Mf9OHV/Y7h6YWDxTzX/b4ZZ4oh9NSXblQL8dtPCOomOtZciEHxePR78+uHFLLlsk01A6jVHhHsQZZ/WcIPpnzg==",
+      "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
     },
     "merge-source-map": {
@@ -764,18 +764,18 @@
       "dev": true
     },
     "mongodb": {
-      "version": "3.1.10",
-      "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.1.10.tgz",
-      "integrity": "sha512-Uml42GeFxhTGQVml1XQ4cD0o/rp7J2ROy0fdYUcVitoE7vFqEhKH4TYVqRDpQr/bXtCJVxJdNQC1ntRxNREkPQ==",
+      "version": "3.1.13",
+      "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.1.13.tgz",
+      "integrity": "sha512-sz2dhvBZQWf3LRNDhbd30KHVzdjZx9IKC0L+kSZ/gzYquCF5zPOgGqRz6sSCqYZtKP2ekB4nfLxhGtzGHnIKxA==",
       "requires": {
-        "mongodb-core": "3.1.9",
+        "mongodb-core": "3.1.11",
         "safe-buffer": "^5.1.2"
       }
     },
     "mongodb-core": {
-      "version": "3.1.9",
-      "resolved": "https://registry.npmjs.org/mongodb-core/-/mongodb-core-3.1.9.tgz",
-      "integrity": "sha512-MJpciDABXMchrZphh3vMcqu8hkNf/Mi+Gk6btOimVg1XMxLXh87j6FAvRm+KmwD1A9fpu3qRQYcbQe4egj23og==",
+      "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",
@@ -1060,7 +1060,7 @@
       "dependencies": {
         "http-errors": {
           "version": "1.6.3",
-          "resolved": "http://registry.npmjs.org/http-errors/-/http-errors-1.6.3.tgz",
+          "resolved": "https://registry.npmjs.org/http-errors/-/http-errors-1.6.3.tgz",
           "integrity": "sha1-i1VoC7S+KDoLW/TqLjhYC+HZMg0=",
           "requires": {
             "depd": "~1.1.2",
@@ -1082,9 +1082,9 @@
       "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg=="
     },
     "saslprep": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/saslprep/-/saslprep-1.0.2.tgz",
-      "integrity": "sha512-4cDsYuAjXssUSjxHKRe4DTZC0agDwsCqcMqtJAQPzC74nJ7LfAJflAtC1Zed5hMzEQKj82d3tuzqdGNRsLJ4Gw==",
+      "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"
diff --git a/package.json b/package.json
index a6085f9..b1bbac2 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
     "koa-cookie": "^1.0.0",
     "koa-router": "^7.4.0",
     "koa-static": "^5.0.0",
-    "mongodb": "^3.1.10",
+    "mongodb": "^3.1.13",
     "request": "^2.88.0"
   },
   "devDependencies": {