diff --git a/package.json b/package.json
index ea67bb4..f1928db 100644
--- a/package.json
+++ b/package.json
@@ -45,7 +45,7 @@
     "chai": "^4.2.0",
     "chai-spies": "^1.0.0",
     "cross-env": "^5.2.0",
-    "highlight.js": "^9.15.8",
+    "highlight.js": "^10.4.1",
     "karma": "^3.0.0",
     "karma-chai": "^0.1.0",
     "karma-chai-spies": "^0.1.4",
diff --git a/yarn.lock b/yarn.lock
index 893f850..a414fce 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6368,10 +6368,10 @@ hex-color-regex@^1.1.0:
   resolved "https://registry.yarnpkg.com/hex-color-regex/-/hex-color-regex-1.1.0.tgz#4c06fccb4602fe2602b3c93df82d7e7dbf1a8a8e"
   integrity sha512-l9sfDFsuqtOqKDsQdqrMRk0U85RZc0RtOR9yPI7mRVOa4FsR/BVnZ0shmQRM96Ji99kYZP/7hn1cedc1+ApsTQ==
 
-highlight.js@^9.15.8:
-  version "9.15.8"
-  resolved "https://registry.yarnpkg.com/highlight.js/-/highlight.js-9.15.8.tgz#f344fda123f36f1a65490e932cf90569e4999971"
-  integrity sha512-RrapkKQWwE+wKdF73VsOa2RQdIoO3mxwJ4P8mhbI6KYJUraUHRKM5w5zQQKXNk0xNL4UVRdulV9SBJcmzJNzVA==
+highlight.js@^10.4.1:
+  version "10.4.1"
+  resolved "https://registry.yarnpkg.com/highlight.js/-/highlight.js-10.4.1.tgz#d48fbcf4a9971c4361b3f95f302747afe19dbad0"
+  integrity sha512-yR5lWvNz7c85OhVAEAeFhVCc/GV4C30Fjzc/rCP0aCWzc1UUOPUk55dK/qdwTZHBvMZo+eZ2jpk62ndX/xMFlg==
 
 highlight.js@^9.6.0:
   version "9.15.6"