diff --git a/backend/yarn.lock b/backend/yarn.lock
index 4f170b1..3303c09 100644
--- a/backend/yarn.lock
+++ b/backend/yarn.lock
@@ -3895,6 +3895,11 @@ delegates@1.0.0, delegates@^1.0.0:
   resolved "https://registry.yarnpkg.com/delegates/-/delegates-1.0.0.tgz#84c6e159b81904fdca59a0ef44cd870d31250f9a"
   integrity sha1-hMbhWbgZBP3KWaDvRM2HDTElD5o=
 
+denque@^1.5.0:
+  version "1.5.0"
+  resolved "https://registry.yarnpkg.com/denque/-/denque-1.5.0.tgz#773de0686ff2d8ec2ff92914316a47b73b1c73de"
+  integrity sha512-CYiCSgIF1p6EUByQPlGkKnP1M9g0ZV3qMIrqMqZqdwazygIA/YP2vrbcyl1h/WppKJTdl1F85cXIle+394iDAQ==
+
 depd@^1.1.2, depd@~1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/depd/-/depd-1.1.2.tgz#9bcd52e14c097763e749b274c4346ed2e560b5a9"
@@ -4088,11 +4093,6 @@ dottie@^2.0.0:
   resolved "https://registry.yarnpkg.com/dottie/-/dottie-2.0.2.tgz#cc91c0726ce3a054ebf11c55fbc92a7f266dd154"
   integrity sha512-fmrwR04lsniq/uSr8yikThDTrM7epXHBAAjH9TbeH3rEA8tdCO7mRzB9hdmdGyJCxF8KERo9CITcm3kGuoyMhg==
 
-double-ended-queue@^2.1.0-0:
-  version "2.1.0-0"
-  resolved "https://registry.yarnpkg.com/double-ended-queue/-/double-ended-queue-2.1.0-0.tgz#103d3527fd31528f40188130c841efdd78264e5c"
-  integrity sha1-ED01J/0xUo9AGIEwyEHv3XgmTlw=
-
 draft-js@^0.11.5:
   version "0.11.5"
   resolved "https://registry.yarnpkg.com/draft-js/-/draft-js-0.11.5.tgz#b5dd30c30c9316801ab9766d45a8f88b1cd43b2c"
@@ -8643,24 +8643,32 @@ rechoir@^0.6.2:
   dependencies:
     resolve "^1.1.6"
 
-redis-commands@*, redis-commands@^1.2.0:
-  version "1.5.0"
-  resolved "https://registry.yarnpkg.com/redis-commands/-/redis-commands-1.5.0.tgz#80d2e20698fe688f227127ff9e5164a7dd17e785"
-  integrity sha512-6KxamqpZ468MeQC3bkWmCB1fp56XL64D4Kf0zJSwDZbVLLm7KFkoIcHrgRvQ+sk8dnhySs7+yBg94yIkAK7aJg==
+redis-commands@*, redis-commands@^1.7.0:
+  version "1.7.0"
+  resolved "https://registry.yarnpkg.com/redis-commands/-/redis-commands-1.7.0.tgz#15a6fea2d58281e27b1cd1acfb4b293e278c3a89"
+  integrity sha512-nJWqw3bTFy21hX/CPKHth6sfhZbdiHP6bTawSgQBlKOVRG7EZkfHbbHwQJnrE4vsQf0CMNE+3gJ4Fmm16vdVlQ==
 
-redis-parser@^2.6.0:
-  version "2.6.0"
-  resolved "https://registry.yarnpkg.com/redis-parser/-/redis-parser-2.6.0.tgz#52ed09dacac108f1a631c07e9b69941e7a19504b"
-  integrity sha1-Uu0J2srBCPGmMcB+m2mUHnoZUEs=
+redis-errors@^1.0.0, redis-errors@^1.2.0:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/redis-errors/-/redis-errors-1.2.0.tgz#eb62d2adb15e4eaf4610c04afe1529384250abad"
+  integrity sha1-62LSrbFeTq9GEMBK/hUpOEJQq60=
+
+redis-parser@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/redis-parser/-/redis-parser-3.0.0.tgz#b66d828cdcafe6b4b8a428a7def4c6bcac31c8b4"
+  integrity sha1-tm2CjNyv5rS4pCin3vTGvKwxyLQ=
+  dependencies:
+    redis-errors "^1.0.0"
 
 redis@*:
-  version "2.8.0"
-  resolved "https://registry.yarnpkg.com/redis/-/redis-2.8.0.tgz#202288e3f58c49f6079d97af7a10e1303ae14b02"
-  integrity sha512-M1OkonEQwtRmZv4tEWF2VgpG0JWJ8Fv1PhlgT5+B+uNq2cA3Rt1Yt/ryoR+vQNOQcIEgdCdfH0jr3bDpihAw1A==
+  version "3.1.2"
+  resolved "https://registry.yarnpkg.com/redis/-/redis-3.1.2.tgz#766851117e80653d23e0ed536254677ab647638c"
+  integrity sha512-grn5KoZLr/qrRQVwoSkmzdbw6pwF+/rwODtrOr6vuBRiR/f3rjSTGupbF90Zpqm2oenix8Do6RV7pYEkGwlKkw==
   dependencies:
-    double-ended-queue "^2.1.0-0"
-    redis-commands "^1.2.0"
-    redis-parser "^2.6.0"
+    denque "^1.5.0"
+    redis-commands "^1.7.0"
+    redis-errors "^1.2.0"
+    redis-parser "^3.0.0"
 
 redux-immutable@^4.0.0:
   version "4.0.0"