diff --git a/template/yarn.lock b/template/yarn.lock
index 9523fb8..dd69b35 100644
--- a/template/yarn.lock
+++ b/template/yarn.lock
@@ -2407,7 +2407,7 @@ express-http-proxy@^1.4.0:
 
 express@^4.16.2, express@^4.16.3:
   version "4.16.3"
-  resolved "http://registry.npmjs.org/express/-/express-4.16.3.tgz#6af8a502350db3246ecc4becf6b5a34d22f7ed53"
+  resolved "https://registry.npmjs.org/express/-/express-4.16.3.tgz#6af8a502350db3246ecc4becf6b5a34d22f7ed53"
   dependencies:
     accepts "~1.3.5"
     array-flatten "1.1.1"
@@ -3015,8 +3015,8 @@ he@^1.1.0:
   resolved "https://registry.npmjs.org/he/-/he-1.1.1.tgz#93410fd21b009735151f8868c2f271f3427e23fd"
 
 highlight.js@^9.9.0:
-  version "9.12.0"
-  resolved "https://registry.npmjs.org/highlight.js/-/highlight.js-9.12.0.tgz#e6d9dbe57cbefe60751f02af336195870c90c01e"
+  version "9.18.5"
+  resolved "https://registry.yarnpkg.com/highlight.js/-/highlight.js-9.18.5.tgz#d18a359867f378c138d6819edfc2a8acd5f29825"
 
 hmac-drbg@^1.0.0:
   version "1.0.1"
@@ -3086,7 +3086,7 @@ http-parser-js@>=0.4.0:
 
 http-proxy-middleware@~0.18.0:
   version "0.18.0"
-  resolved "http://registry.npmjs.org/http-proxy-middleware/-/http-proxy-middleware-0.18.0.tgz#0987e6bb5a5606e5a69168d8f967a87f15dd8aab"
+  resolved "https://registry.npmjs.org/http-proxy-middleware/-/http-proxy-middleware-0.18.0.tgz#0987e6bb5a5606e5a69168d8f967a87f15dd8aab"
   dependencies:
     http-proxy "^1.16.2"
     is-glob "^4.0.0"