diff --git a/package.json b/package.json
index 90306cf..840b4c6 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
   },
   "dependencies": {
     "gulp-uglify": "^3.0.2",
-    "highlight.js": "^9.15.8",
+    "highlight.js": "^10.4.1",
     "purecss": "^1.0.1"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index cf4133c..d37b455 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1266,10 +1266,10 @@ has-values@^1.0.0:
     is-number "^3.0.0"
     kind-of "^4.0.0"
 
-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==
 
 homedir-polyfill@^1.0.1:
   version "1.0.3"