diff --git a/yarn.lock b/yarn.lock
old mode 100755
new mode 100644
index ab57ee5..f798d00
--- a/yarn.lock
+++ b/yarn.lock
@@ -3587,8 +3587,8 @@ header-case@^1.0.0:
     upper-case "^1.1.3"
 
 highlight.js@^9.3.0:
-  version "9.12.0"
-  resolved "https://registry.yarnpkg.com/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"