diff --git a/package-lock.json b/package-lock.json
index 24be984..759eecd 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5293,9 +5293,9 @@
       "dev": true
     },
     "highlight.js": {
-      "version": "9.15.6",
-      "resolved": "https://artifactory3-eu1.moneysupermarket.com/artifactory/api/npm/money-npm/highlight.js/-/highlight.js-9.15.6.tgz",
-      "integrity": "sha1-ctTY13nsBmr5oXyxQ2DD3vCqV8Q=",
+      "version": "9.18.5",
+      "resolved": "https://registry.npmjs.org/highlight.js/-/highlight.js-9.18.5.tgz",
+      "integrity": "sha512-a5bFyofd/BHCX52/8i8uJkjr9DYwXIPnM/plwI6W7ezItLGqzt7X2G2nXuYSfsIJdkwwj/g9DG1LkcGJI/dDoA==",
       "dev": true
     },
     "hmac-drbg": {
diff --git a/yarn.lock b/yarn.lock
index 6813b02..2fa9381 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -705,6 +705,11 @@
     error-stack-parser "^2.0.0"
     string-width "^2.0.0"
 
+"@types/es6-promise@0.0.32":
+  version "0.0.32"
+  resolved "https://registry.yarnpkg.com/@types/es6-promise/-/es6-promise-0.0.32.tgz#3bcf44fb1e429f3df76188c8c6d874463ba371fd"
+  integrity sha1-O89E+x5Cnz33YYjIxth0Rjujcf0=
+
 "@types/events@*":
   version "3.0.0"
   resolved "https://artifactory3-eu1.moneysupermarket.com/artifactory/api/npm/money-npm/@types/events/-/events-3.0.0.tgz#2862f3f58a9a7f7c3e78d79f130dd4d71c25c2a7"
@@ -2880,6 +2885,11 @@ es-to-primitive@^1.2.0:
     is-date-object "^1.0.1"
     is-symbol "^1.0.2"
 
+es6-promise@^4.2.2:
+  version "4.2.8"
+  resolved "https://registry.yarnpkg.com/es6-promise/-/es6-promise-4.2.8.tgz#4eb21594c972bc40553d276e510539143db53e0a"
+  integrity sha512-HJDGx5daxeIvxdBxvG2cb9g4tEvwIk3i8+nhX0yGrYmZUzbkdg8QbDevheDB8gd0//uPj4c1EQua8Q+MViT0/w==
+
 escape-html@~1.0.3:
   version "1.0.3"
   resolved "https://artifactory3-eu1.moneysupermarket.com/artifactory/api/npm/money-npm/escape-html/-/escape-html-1.0.3.tgz#0258eae4d3d0c0974de1c169188ef0051d1d1988"
@@ -3588,9 +3598,9 @@ hex-color-regex@^1.1.0:
   integrity sha1-TAb8y0YC/iYCs8k9+C1+fb8aio4=
 
 highlight.js@^9.6.0:
-  version "9.15.6"
-  resolved "https://artifactory3-eu1.moneysupermarket.com/artifactory/api/npm/money-npm/highlight.js/-/highlight.js-9.15.6.tgz#72d4d8d779ec066af9a17cb14360c3def0aa57c4"
-  integrity sha1-ctTY13nsBmr5oXyxQ2DD3vCqV8Q=
+  version "9.18.5"
+  resolved "https://registry.yarnpkg.com/highlight.js/-/highlight.js-9.18.5.tgz#d18a359867f378c138d6819edfc2a8acd5f29825"
+  integrity sha512-a5bFyofd/BHCX52/8i8uJkjr9DYwXIPnM/plwI6W7ezItLGqzt7X2G2nXuYSfsIJdkwwj/g9DG1LkcGJI/dDoA==
 
 hmac-drbg@^1.0.0:
   version "1.0.1"
@@ -7541,6 +7551,11 @@ vue@^2.6.10:
   resolved "https://artifactory3-eu1.moneysupermarket.com/artifactory/api/npm/money-npm/vue/-/vue-2.6.10.tgz#a72b1a42a4d82a721ea438d1b6bf55e66195c637"
   integrity sha1-pysaQqTYKnIepDjRtr9V5mGVxjc=
 
+vuex-class@^0.3.2:
+  version "0.3.2"
+  resolved "https://registry.yarnpkg.com/vuex-class/-/vuex-class-0.3.2.tgz#c7e96a076c1682137d4d23a8dcfdc63f220e17a8"
+  integrity sha512-m0w7/FMsNcwJgunJeM+wcNaHzK2KX1K1rw2WUQf7Q16ndXHo7pflRyOV/E8795JO/7fstyjH3EgqBI4h4n4qXQ==
+
 vuex@^3.0.1:
   version "3.1.0"
   resolved "https://artifactory3-eu1.moneysupermarket.com/artifactory/api/npm/money-npm/vuex/-/vuex-3.1.0.tgz#634b81515cf0cfe976bd1ffe9601755e51f843b9"