diff --git a/package-lock.json b/package-lock.json
index fbc206d..de0595f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4,6 +4,28 @@
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@@ -114,10 +136,48 @@
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+      "optional": true,
+      "requires": {
+        "sparse-bitfield": "^3.0.3"
+      }
+    },
     "sax": {
       "version": "1.2.1",
       "resolved": "https://registry.npmjs.org/sax/-/sax-1.2.1.tgz",
       "integrity": "sha1-e45lYZCyKOgaZq6nSEgNgozS03o="
     },
-    "semver": {
-      "version": "5.4.1",
-      "resolved": "https://registry.npmjs.org/semver/-/semver-5.4.1.tgz",
-      "integrity": "sha512-WfG/X9+oATh81XtllIo/I8gOiY9EXRdv1cQdyykeXK17YcUW3EXUAi2To4pcH6nZtJPr7ZOpM5OMyWJZm+8Rsg=="
-    },
     "send": {
       "version": "0.16.1",
       "resolved": "https://registry.npmjs.org/send/-/send-0.16.1.tgz",
@@ -1390,10 +1462,15 @@
         "safe-buffer": "5.1.1"
       }
     },
+    "sift": {
+      "version": "13.5.2",
+      "resolved": "https://registry.npmjs.org/sift/-/sift-13.5.2.tgz",
+      "integrity": "sha512-+gxdEOMA2J+AI+fVsCqeNn7Tgx3M9ZN9jdi95939l1IJ8cZsqS8sqpJyOkic2SJk+1+98Uwryt/gL6XDaV+UZA=="
+    },
     "sliced": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/sliced/-/sliced-1.0.1.tgz",
-      "integrity": "sha1-CzpmK10Ewxd7GSa+qCsD+Dei70E="
+      "integrity": "sha512-VZBmZP8WU3sMOZm1bdgTadsQbcscK0UM8oKxKVBs4XAhUo2Xxzm/OFMGBkPusxw9xL3Uy8LrzEqGqJhclsr0yA=="
     },
     "source-map": {
       "version": "0.4.4",
@@ -1403,6 +1480,15 @@
         "amdefine": "1.0.1"
       }
     },
+    "sparse-bitfield": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/sparse-bitfield/-/sparse-bitfield-3.0.3.tgz",
+      "integrity": "sha512-kvzhi7vqKTfkh0PZU+2D2PIllw2ymqJKujUcyPMd9Y75Nv4nPbGJZXNhxsgdQab2BmlDct1YnfQCguEvHr7VsQ==",
+      "optional": true,
+      "requires": {
+        "memory-pager": "^1.0.2"
+      }
+    },
     "stack-trace": {
       "version": "0.0.10",
       "resolved": "https://registry.npmjs.org/stack-trace/-/stack-trace-0.0.10.tgz",
diff --git a/package.json b/package.json
index 4503a93..2835067 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "forms": "=1.1.4",
     "jade": "^1.11.0",
     "mime": "^1.3.4",
-    "mongoose": "^4.3.4",
+    "mongoose": "^5.13.15",
     "multer": "^1.1.0",
     "multer-s3": "^1.4.1",
     "node-uuid": "^1.4.7",