diff --git a/package-lock.json b/package-lock.json
index 6faceb6..2b1b892 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -6158,9 +6158,9 @@
       "integrity": "sha512-l9sfDFsuqtOqKDsQdqrMRk0U85RZc0RtOR9yPI7mRVOa4FsR/BVnZ0shmQRM96Ji99kYZP/7hn1cedc1+ApsTQ=="
     },
     "highlight.js": {
-      "version": "9.18.1",
-      "resolved": "https://registry.npmjs.org/highlight.js/-/highlight.js-9.18.1.tgz",
-      "integrity": "sha512-OrVKYz70LHsnCgmbXctv/bfuvntIKDz177h0Co37DQ5jamGZLVmoCVMtjMtNZY3X9DrCcKfklHPNeA0uPZhSJg=="
+      "version": "10.4.1",
+      "resolved": "https://registry.npmjs.org/highlight.js/-/highlight.js-10.4.1.tgz",
+      "integrity": "sha512-yR5lWvNz7c85OhVAEAeFhVCc/GV4C30Fjzc/rCP0aCWzc1UUOPUk55dK/qdwTZHBvMZo+eZ2jpk62ndX/xMFlg=="
     },
     "history": {
       "version": "4.10.1",
diff --git a/package.json b/package.json
index a1f4493..0316377 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
     "cloudfont": "^1.0.12",
     "eslint-plugin-flowtype": "^3.13.0",
     "font-awesome": "^4.7.0",
-    "highlight.js": "^9.15.10",
+    "highlight.js": "^10.4.1",
     "hookrouter": "^1.2.3",
     "jquery": "^3.5.1",
     "monaco-editor": "^0.20.0",