diff --git a/packages/sourcegraph-extension-api/yarn.lock b/packages/sourcegraph-extension-api/yarn.lock
index b11588afa176c..e0aacc2465690 100644
--- a/packages/sourcegraph-extension-api/yarn.lock
+++ b/packages/sourcegraph-extension-api/yarn.lock
@@ -69,9 +69,9 @@ handlebars@^4.7.6:
     uglify-js "^3.1.4"
 
 highlight.js@^10.0.0:
-  version "10.0.3"
-  resolved "https://registry.npmjs.org/highlight.js/-/highlight.js-10.0.3.tgz#5effcc58420f113f279a0badb8ac50c4be06e63b"
-  integrity sha512-9FG7SSzv9yOY5CGGxfI6NDm7xLYtMOjKtPBxw7Zff3t5UcRcUNTGEeS8lNjhceL34KeetLMoGMFTGoaa83HwyQ==
+  version "10.7.3"
+  resolved "https://registry.npmjs.org/highlight.js/-/highlight.js-10.7.3.tgz#697272e3991356e40c3cac566a74eef681756531"
+  integrity sha512-tzcUFauisWKNHaRkN4Wjl/ZA07gENAjFl3J/c480dprkGTg5EQstgaNFqBfUqCq54kZRIEcreTsAgF/m2quD7A==
 
 inflight@^1.0.4:
   version "1.0.6"