diff --git a/yarn.lock b/yarn.lock
index 934717b7feea..75f77444ffb7 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5591,9 +5591,9 @@ he@1.1.x:
   integrity sha1-k0EP0hsAlzUVH4howvJx80J+I/0=
 
 highlight.js@^9.1.0:
-  version "9.12.0"
-  resolved "https://registry.yarnpkg.com/highlight.js/-/highlight.js-9.12.0.tgz#e6d9dbe57cbefe60751f02af336195870c90c01e"
-  integrity sha1-5tnb5Xy+/mB1HwKvM2GVhwyQwB4=
+  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==
 
 history@3, history@^3.0.0:
   version "3.3.0"