diff --git a/package-lock.json b/package-lock.json
index cfce83e..206a5bd 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -6296,9 +6296,9 @@
       }
     },
     "highlight.js": {
-      "version": "9.14.2",
-      "resolved": "https://registry.npmjs.org/highlight.js/-/highlight.js-9.14.2.tgz",
-      "integrity": "sha512-Nc6YNECYpxyJABGYJAyw7dBAYbXEuIzwzkqoJnwbc1nIpCiN+3ioYf0XrBnLiyyG0JLuJhpPtt2iTSbXiKLoyA=="
+      "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=="
     },
     "hmac-drbg": {
       "version": "1.0.1",
diff --git a/package.json b/package.json
index 0026669..31469b4 100644
--- a/package.json
+++ b/package.json
@@ -37,7 +37,7 @@
     "core-js": "^2.5.4",
     "express": "^4.16.4",
     "firebase": "^5.8.5",
-    "highlight.js": "^9.14.2",
+    "highlight.js": "^10.4.1",
     "ngx-md": "^7.1.3",
     "rxjs": "~6.3.3",
     "unique-names-generator": "^2.0.1",