diff --git a/package.json b/package.json
index a64cc53..d654a3d 100644
--- a/package.json
+++ b/package.json
@@ -1,5 +1,6 @@
 {
   "dependencies": {
+    "highlight.js@":"^10.4.1",
     "markdown-pdf": "^10.0.0",
     "remarkable-classy": "^0.0.1"
   }
diff --git a/yarn.lock b/yarn.lock
index 5c48d26..1b4a05f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -277,6 +277,11 @@ hasha@^2.2.0:
     is-stream "^1.0.1"
     pinkie-promise "^2.0.0"
 
+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@^9.15.9:
   version "9.18.5"
   resolved "https://registry.yarnpkg.com/highlight.js/-/highlight.js-9.18.5.tgz#d18a359867f378c138d6819edfc2a8acd5f29825"