diff --git a/package-lock.json b/package-lock.json
index 1f422a1..9288492 100644
--- a/package-lock.json
+++ b/package-lock.json
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@@ -7075,14 +6866,6 @@
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@@ -7337,21 +7091,6 @@
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-      "resolved": "https://registry.npmjs.org/ultron/-/ultron-1.1.0.tgz",
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@@ -7572,19 +7311,13 @@
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-      "resolved": "https://registry.npmjs.org/ws/-/ws-2.3.1.tgz",
-      "integrity": "sha1-a5Sz5EfLajY/eF6vlK9jWejoHIA=",
+      "version": "3.3.3",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-3.3.3.tgz",
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@@ -7620,9 +7353,9 @@
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-      "integrity": "sha1-GFqIjATspGw+QHDZn3tJ3jUomS0="
+      "version": "1.5.5",
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@@ -7647,7 +7380,7 @@
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-      "integrity": "sha1-AI4G2AlDIMNy28L47XagymyKxBk="
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 }
diff --git a/package.json b/package.json
index 8a2855d..e4ed4c8 100644
--- a/package.json
+++ b/package.json
@@ -23,10 +23,10 @@
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     "lodash": "^4.17.20",
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+    "mongoose": "^5.12.4",
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-    "socket.io": "^2.0.3"
+    "socket.io": "^2.1.0"
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