diff --git a/package-lock.json b/package-lock.json
index a1320c66..d07938bd 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5527,9 +5527,9 @@
       "dev": true
     },
     "highlight.js": {
-      "version": "9.18.1",
-      "resolved": "https://registry.npmjs.org/highlight.js/-/highlight.js-9.18.1.tgz",
-      "integrity": "sha512-OrVKYz70LHsnCgmbXctv/bfuvntIKDz177h0Co37DQ5jamGZLVmoCVMtjMtNZY3X9DrCcKfklHPNeA0uPZhSJg=="
+      "version": "10.2.1",
+      "resolved": "https://registry.npmjs.org/highlight.js/-/highlight.js-10.2.1.tgz",
+      "integrity": "sha512-A+sckVPIb9zQTUydC9lpRX1qRFO/N0OKEh0NwIr65ckvWA/oMY8v9P3+kGRK3w2ULSh9E8v5MszXafodQ6039g=="
     },
     "homedir-polyfill": {
       "version": "1.0.3",
diff --git a/package.json b/package.json
index 2a90c369..68d37d66 100644
--- a/package.json
+++ b/package.json
@@ -54,7 +54,7 @@
   "dependencies": {
     "@neos21/bootstrap3-glyphicons": "^1.0.6",
     "bootstrap": "^4.5.2",
-    "highlight.js": "^9.18.1",
+    "highlight.js": "^10.2.1",
     "jquery": "^3.5.1",
     "popper.js": "^1.16.1"
   }