diff --git a/package-lock.json b/package-lock.json
index 09077a6..a400e24 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -107,14 +107,6 @@
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@@ -2581,9 +2566,9 @@
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+      "version": "1.0.0",
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       "requires": {
-        "resolve-from": "2.0.0",
-        "semver": "5.7.0"
+        "resolve-from": "^2.0.0",
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@@ -2724,6 +2709,11 @@
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+    "sift": {
+      "version": "7.0.1",
+      "resolved": "https://registry.npmjs.org/sift/-/sift-7.0.1.tgz",
+      "integrity": "sha512-oqD7PMJ+uO6jV9EQCl0LrRw1OwsiPsiFQR5AR30heR+4Dl7jBBbDLnNvWiak20tzZlSE1H7RB30SX/1j/YYT7g=="
+    },
     "signal-exit": {
       "version": "3.0.2",
       "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.2.tgz",
@@ -2733,7 +2723,7 @@
     "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=="
     },
     "snapdragon": {
       "version": "0.8.2",
@@ -2931,6 +2921,7 @@
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.0.3.tgz",
       "integrity": "sha512-4AH6Z5fzNNBcH+6XDMfA/BTt87skxqJlO0lAh3Dker5zThcAxG6mKz+iGu308UKoPPQ8Dcqx/4JhujzltRa+hQ==",
+      "dev": true,
       "requires": {
         "safe-buffer": "5.1.2"
       },
@@ -2938,7 +2929,8 @@
         "safe-buffer": {
           "version": "5.1.2",
           "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
-          "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
+          "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==",
+          "dev": true
         }
       }
     },
@@ -3217,7 +3209,8 @@
     "util-deprecate": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
-      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8="
+      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=",
+      "dev": true
     },
     "vary": {
       "version": "1.1.2",
diff --git a/package.json b/package.json
index e2a1789..a0efe6a 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
     "koa-passport": "^2.2.2",
     "koa-respond": "^2.1.0",
     "koa-router": "^7.4.0",
-    "mongoose": "^4.13.18",
+    "mongoose": "^5.7.5",
     "passport-jwt": "^2.2.1",
     "passport-local": "^1.0.0"
   },