diff --git a/package-lock.json b/package-lock.json
index b76378f..04c465b 100644
--- a/package-lock.json
+++ b/package-lock.json
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-      "integrity": "sha1-c5JncZI7Whl0etZmqlzUv5xunOg="
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-      "integrity": "sha1-KAOY5dZkvXQDi28JBRU+borxvCA="
+        "bluebird": "^3.5.0",
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+      "resolved": "https://registry.npmjs.org/string-width/-/string-width-2.1.1.tgz",
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@@ -1621,7 +1622,7 @@
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-        "ansi-regex": "3.0.0"
+        "ansi-regex": "^3.0.0"
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@@ -1634,7 +1635,7 @@
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       "integrity": "sha1-vnoN5ITexcXN34s9WRJQRJEvY1s=",
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-        "has-flag": "2.0.0"
+        "has-flag": "^2.0.0"
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@@ -1643,8 +1644,8 @@
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       "dev": true,
       "requires": {
-        "readable-stream": "2.2.7",
-        "xtend": "4.0.1"
+        "readable-stream": "^2.1.5",
+        "xtend": "~4.0.1"
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@@ -1655,7 +1656,7 @@
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-      "integrity": "sha1-F+bBH3PdTz10zaek/zI46a2b+JA="
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@@ -1663,7 +1664,7 @@
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       "requires": {
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-        "mime-types": "2.1.17"
+        "mime-types": "~2.1.15"
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       "requires": {
-        "commander": "2.13.0",
-        "source-map": "0.6.1"
+        "commander": "~2.13.0",
+        "source-map": "~0.6.1"
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@@ -1688,28 +1689,23 @@
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-        "find-cache-dir": "1.0.0",
-        "schema-utils": "0.4.3",
-        "serialize-javascript": "1.4.0",
-        "source-map": "0.6.1",
-        "uglify-es": "3.3.7",
-        "webpack-sources": "1.1.0",
-        "worker-farm": "1.5.2"
+        "cacache": "^10.0.1",
+        "find-cache-dir": "^1.0.0",
+        "schema-utils": "^0.4.2",
+        "serialize-javascript": "^1.4.0",
+        "source-map": "^0.6.1",
+        "uglify-es": "^3.3.4",
+        "webpack-sources": "^1.1.0",
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-    "ultron": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/ultron/-/ultron-1.1.1.tgz",
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       "integrity": "sha1-0F8v5AMlYIcfMOk8vnNe6iAVFPM=",
       "dev": true,
       "requires": {
-        "unique-slug": "2.0.0"
+        "unique-slug": "^2.0.0"
       }
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     "unique-slug": {
@@ -1718,7 +1714,7 @@
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       "dev": true,
       "requires": {
-        "imurmurhash": "0.1.4"
+        "imurmurhash": "^0.1.4"
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@@ -1752,12 +1748,6 @@
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       "integrity": "sha1-n5VxD1CiZ5R7LMwSR0HBAoQn5xM="
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-    "uws": {
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-      "resolved": "https://registry.npmjs.org/uws/-/uws-0.14.5.tgz",
-      "integrity": "sha1-Z6rzPEaypYel9mZtAPdpEyjxSdw=",
-      "optional": true
-    },
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       "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
@@ -1769,8 +1759,8 @@
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       "dev": true,
       "requires": {
-        "source-list-map": "2.0.0",
-        "source-map": "0.6.1"
+        "source-list-map": "^2.0.0",
+        "source-map": "~0.6.1"
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@@ -1778,7 +1768,7 @@
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       "requires": {
-        "isexe": "2.0.0"
+        "isexe": "^2.0.0"
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@@ -1792,8 +1782,8 @@
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       "dev": true,
       "requires": {
-        "errno": "0.1.6",
-        "xtend": "4.0.1"
+        "errno": "^0.1.4",
+        "xtend": "^4.0.1"
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     "wrap-ansi": {
@@ -1801,8 +1791,8 @@
       "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-2.1.0.tgz",
       "integrity": "sha1-2Pw9KE3QV5T+hJc8rs3Rz4JP3YU=",
       "requires": {
-        "string-width": "1.0.2",
-        "strip-ansi": "3.0.1"
+        "string-width": "^1.0.1",
+        "strip-ansi": "^3.0.1"
       },
       "dependencies": {
         "ansi-regex": {
@@ -1815,7 +1805,7 @@
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           "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
           "requires": {
-            "number-is-nan": "1.0.1"
+            "number-is-nan": "^1.0.0"
           }
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         "string-width": {
@@ -1823,9 +1813,9 @@
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           "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
           "requires": {
-            "code-point-at": "1.1.0",
-            "is-fullwidth-code-point": "1.0.0",
-            "strip-ansi": "3.0.1"
+            "code-point-at": "^1.0.0",
+            "is-fullwidth-code-point": "^1.0.0",
+            "strip-ansi": "^3.0.0"
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         "strip-ansi": {
@@ -1833,7 +1823,7 @@
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           "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
           "requires": {
-            "ansi-regex": "2.1.1"
+            "ansi-regex": "^2.0.0"
           }
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@@ -1845,19 +1835,14 @@
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-      "version": "3.3.3",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-3.3.3.tgz",
-      "integrity": "sha512-nnWLa/NwZSt4KQJu51MYlCcSQ5g7INpOrOMt4XV8j4dqTXdmlUmSHQ8/oLC069ckre0fRsgfvsKwbTdtKLCDkA==",
-      "requires": {
-        "async-limiter": "1.0.0",
-        "safe-buffer": "5.1.1",
-        "ultron": "1.1.1"
-      }
+      "version": "7.4.6",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.6.tgz",
+      "integrity": "sha512-YmhHDO4MzaDLB+M9ym/mDA5z0naX8j7SIlT8f8z+I0VtzsRbekxEutHSme7NPS2qE8StCYQNUnfWdXta/Yu85A=="
     },
     "xmlhttprequest-ssl": {
-      "version": "1.5.5",
-      "resolved": "https://registry.npmjs.org/xmlhttprequest-ssl/-/xmlhttprequest-ssl-1.5.5.tgz",
-      "integrity": "sha1-wodrBhaKrcQOV9l+gRkayPQ5iz4="
+      "version": "1.6.3",
+      "resolved": "https://registry.npmjs.org/xmlhttprequest-ssl/-/xmlhttprequest-ssl-1.6.3.tgz",
+      "integrity": "sha512-3XfeQE/wNkvrIktn2Kf0869fC0BN6UpydVasGIeSm2B1Llihf7/0UfZM+eCkOw3P7bP4+qPgqhm7ZoxuJtFU0Q=="
     },
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@@ -1880,18 +1865,18 @@
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       "requires": {
-        "cliui": "4.0.0",
-        "decamelize": "1.2.0",
-        "find-up": "2.1.0",
-        "get-caller-file": "1.0.2",
-        "os-locale": "2.1.0",
-        "require-directory": "2.1.1",
-        "require-main-filename": "1.0.1",
-        "set-blocking": "2.0.0",
-        "string-width": "2.1.1",
-        "which-module": "2.0.0",
-        "y18n": "3.2.1",
-        "yargs-parser": "8.1.0"
+        "cliui": "^4.0.0",
+        "decamelize": "^1.1.1",
+        "find-up": "^2.1.0",
+        "get-caller-file": "^1.0.1",
+        "os-locale": "^2.0.0",
+        "require-directory": "^2.1.1",
+        "require-main-filename": "^1.0.1",
+        "set-blocking": "^2.0.0",
+        "string-width": "^2.0.0",
+        "which-module": "^2.0.0",
+        "y18n": "^3.2.1",
+        "yargs-parser": "^8.1.0"
       }
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     "yargs-parser": {
@@ -1899,13 +1884,13 @@
       "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-8.1.0.tgz",
       "integrity": "sha512-yP+6QqN8BmrgW2ggLtTbdrOyBNSI7zBa4IykmiV5R1wl1JWNxQvWhMfMdmzIYtKU7oP3OOInY/tl2ov3BDjnJQ==",
       "requires": {
-        "camelcase": "4.1.0"
+        "camelcase": "^4.1.0"
       }
     },
     "yeast": {
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/yeast/-/yeast-0.1.2.tgz",
-      "integrity": "sha1-AI4G2AlDIMNy28L47XagymyKxBk="
+      "integrity": "sha512-8HFIh676uyGYP6wP13R/j6OJ/1HwJ46snpvzE7aHAN3Ryqh2yX6Xox2B4CUmTwwOIzlG3Bs7ocsP5dZH/R1Qbg=="
     }
   }
 }
diff --git a/package.json b/package.json
index c14b959..fc543b2 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
     "mongoose": "^5.7.5",
     "path": "^0.12.7",
     "showdown": "^1.8.6",
-    "socket.io": "^2.0.4"
+    "socket.io": "^2.4.0"
   },
   "devDependencies": {
     "uglifyjs-webpack-plugin": "^1.1.6"