diff --git a/backend/package-lock.json b/backend/package-lock.json
index 0b5f02a45..a5d04939a 100644
--- a/backend/package-lock.json
+++ b/backend/package-lock.json
@@ -4161,9 +4161,9 @@
       "integrity": "sha512-l9sfDFsuqtOqKDsQdqrMRk0U85RZc0RtOR9yPI7mRVOa4FsR/BVnZ0shmQRM96Ji99kYZP/7hn1cedc1+ApsTQ=="
     },
     "highlight.js": {
-      "version": "9.15.10",
-      "resolved": "https://registry.npmjs.org/highlight.js/-/highlight.js-9.15.10.tgz",
-      "integrity": "sha512-RoV7OkQm0T3os3Dd2VHLNMoaoDVx77Wygln3n9l5YV172XonWG6rgQD3XnF/BuFFZw9A0TJgmMSO8FEWQgvcXw=="
+      "version": "9.18.1",
+      "resolved": "https://registry.npmjs.org/highlight.js/-/highlight.js-9.18.1.tgz",
+      "integrity": "sha512-OrVKYz70LHsnCgmbXctv/bfuvntIKDz177h0Co37DQ5jamGZLVmoCVMtjMtNZY3X9DrCcKfklHPNeA0uPZhSJg=="
     },
     "hmac-drbg": {
       "version": "1.0.1",
diff --git a/backend/package.json b/backend/package.json
index 58979a7cd..6167258ea 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -40,7 +40,7 @@
     "file-loader": "3.0.1",
     "fullcalendar": "^3.10.0",
     "hard-source-webpack-plugin": "0.13.1",
-    "highlight.js": "9.15.10",
+    "highlight.js": "9.18.1",
     "ip-regex": "4.1.0",
     "jquery": "^3.4.1",
     "jquery-confirm": "^3.3.4",