diff --git a/package.json b/package.json
index fdace38..67d3ddd 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
     "passport-local": "^1.0.0",
     "rotating-file-stream": "^1.2.2",
     "sequelize": "^4.8.2",
-    "subscriptions-transport-ws": "^0.8.2",
+    "subscriptions-transport-ws": "^0.11.0",
     "winston": "^2.3.1",
     "xkcd-pass-plus": "^0.1.2"
   },
diff --git a/yarn.lock b/yarn.lock
index 6929498..6899ec3 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -621,9 +621,10 @@ event-stream@~3.3.0:
     stream-combiner "~0.0.4"
     through "~2.3.1"
 
-eventemitter3@^2.0.3:
-  version "2.0.3"
-  resolved "https://registry.yarnpkg.com/eventemitter3/-/eventemitter3-2.0.3.tgz#b5e1079b59fb5e1ba2771c0a993be060a58c99ba"
+eventemitter3@^3.1.0:
+  version "3.1.2"
+  resolved "https://registry.yarnpkg.com/eventemitter3/-/eventemitter3-3.1.2.tgz#2d3d48f9c346698fce83a85d7d664e98535df6e7"
+  integrity sha512-tvtQIeLVHjDkJYnzf2dgVMxfuSGJeM/7UCG17TT4EumTfNtF+0nebF/4zWOIkCreAbtNqhGEboB6BWrwqNaw4Q==
 
 execa@^0.7.0:
   version "0.7.0"
@@ -925,10 +926,6 @@ graphql-subscriptions@^0.4.4:
     es6-promise "^4.0.5"
     iterall "^1.1.1"
 
-graphql-tag@^2.4.2:
-  version "2.4.2"
-  resolved "https://registry.yarnpkg.com/graphql-tag/-/graphql-tag-2.4.2.tgz#6a63297d8522d03a2b72d26f1b239aab343840cd"
-
 graphql-tools@^1.1.0:
   version "1.2.2"
   resolved "https://registry.yarnpkg.com/graphql-tools/-/graphql-tools-1.2.2.tgz#ff791e91b78e05eec18a32716a7732bc7bf5cb4d"
@@ -1228,6 +1225,11 @@ iterall@^1.1.0, iterall@^1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/iterall/-/iterall-1.1.1.tgz#f7f0af11e9a04ec6426260f5019d9fcca4d50214"
 
+iterall@^1.2.1:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/iterall/-/iterall-1.3.0.tgz#afcb08492e2915cbd8a0884eb93a8c94d0d72fea"
+  integrity sha512-QZ9qOMdF+QLHxy1QIpUHUU1D5pS2CG2P69LF6L6CPjPYA/XMOmKV3PZpawHoAjHNyB0swdVTRxdYT4tbBbxqwg==
+
 jsbn@~0.1.0:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/jsbn/-/jsbn-0.1.1.tgz#a5e654c2e5a2deb5f201d96cefbca80c0ef2f513"
@@ -1316,10 +1318,6 @@ lodash.assign@^3.0.0:
     lodash._createassigner "^3.0.0"
     lodash.keys "^3.0.0"
 
-lodash.assign@^4.2.0:
-  version "4.2.0"
-  resolved "https://registry.yarnpkg.com/lodash.assign/-/lodash.assign-4.2.0.tgz#0d99f3ccd7a6d261d19bdaeb9245005d285808e7"
-
 lodash.defaults@^3.1.2:
   version "3.1.2"
   resolved "https://registry.yarnpkg.com/lodash.defaults/-/lodash.defaults-3.1.2.tgz#c7308b18dbf8bc9372d701a73493c61192bd2e2c"
@@ -1335,14 +1333,6 @@ lodash.isarray@^3.0.0:
   version "3.0.4"
   resolved "https://registry.yarnpkg.com/lodash.isarray/-/lodash.isarray-3.0.4.tgz#79e4eb88c36a8122af86f844aa9bcd851b5fbb55"
 
-lodash.isobject@^3.0.2:
-  version "3.0.2"
-  resolved "https://registry.yarnpkg.com/lodash.isobject/-/lodash.isobject-3.0.2.tgz#3c8fb8d5b5bf4bf90ae06e14f2a530a4ed935e1d"
-
-lodash.isstring@^4.0.1:
-  version "4.0.1"
-  resolved "https://registry.yarnpkg.com/lodash.isstring/-/lodash.isstring-4.0.1.tgz#d527dfb5456eca7cc9bb95d5daeaf88ba54a5451"
-
 lodash.keys@^3.0.0:
   version "3.1.2"
   resolved "https://registry.yarnpkg.com/lodash.keys/-/lodash.keys-3.1.2.tgz#4dbc0472b156be50a0b286855d1bd0b0c656098a"
@@ -2136,20 +2126,16 @@ strip-json-comments@~2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/strip-json-comments/-/strip-json-comments-2.0.1.tgz#3c531942e908c2697c0ec344858c286c7ca0a60a"
 
-subscriptions-transport-ws@^0.8.2:
-  version "0.8.2"
-  resolved "https://registry.yarnpkg.com/subscriptions-transport-ws/-/subscriptions-transport-ws-0.8.2.tgz#2325b3cff1bdcd824b60a8ba7135cdfeb6161091"
+subscriptions-transport-ws@^0.11.0:
+  version "0.11.0"
+  resolved "https://registry.yarnpkg.com/subscriptions-transport-ws/-/subscriptions-transport-ws-0.11.0.tgz#baf88f050cba51d52afe781de5e81b3c31f89883"
+  integrity sha512-8D4C6DIH5tGiAIpp5I0wD/xRlNiZAPGHygzCe7VzyzUoxHtawzjNAY9SUTXU05/EY2NMY9/9GF0ycizkXr1CWQ==
   dependencies:
     backo2 "^1.0.2"
-    eventemitter3 "^2.0.3"
-    graphql-subscriptions "^0.4.4"
-    graphql-tag "^2.4.2"
-    iterall "^1.1.1"
-    lodash.assign "^4.2.0"
-    lodash.isobject "^3.0.2"
-    lodash.isstring "^4.0.1"
+    eventemitter3 "^3.1.0"
+    iterall "^1.2.1"
     symbol-observable "^1.0.4"
-    ws "^3.0.0"
+    ws "^5.2.0 || ^6.0.0 || ^7.0.0"
 
 supports-color@^2.0.0:
   version "2.0.0"
@@ -2273,10 +2259,6 @@ uid-safe@~2.1.4:
   dependencies:
     random-bytes "~1.0.0"
 
-ultron@~1.1.0:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/ultron/-/ultron-1.1.0.tgz#b07a2e6a541a815fc6a34ccd4533baec307ca864"
-
 undefsafe@0.0.3:
   version "0.0.3"
   resolved "https://registry.yarnpkg.com/undefsafe/-/undefsafe-0.0.3.tgz#ecca3a03e56b9af17385baac812ac83b994a962f"
@@ -2403,12 +2385,10 @@ write-file-atomic@^2.0.0:
     imurmurhash "^0.1.4"
     signal-exit "^3.0.2"
 
-ws@^3.0.0:
-  version "3.1.0"
-  resolved "https://registry.yarnpkg.com/ws/-/ws-3.1.0.tgz#8afafecdeab46d572e5397ee880739367aa2f41c"
-  dependencies:
-    safe-buffer "~5.1.0"
-    ultron "~1.1.0"
+"ws@^5.2.0 || ^6.0.0 || ^7.0.0":
+  version "7.5.9"
+  resolved "https://registry.yarnpkg.com/ws/-/ws-7.5.9.tgz#54fa7db29f4c7cec68b1ddd3a89de099942bb591"
+  integrity sha512-F+P9Jil7UiSKSkppIiD94dN07AwvFixvLIj1Og1Rl9GGMuNipJnV9JzjD6XuqmAeiswGvUmNLjr5cFuXwNS77Q==
 
 x-xss-protection@1.0.0:
   version "1.0.0"