diff --git a/package-lock.json b/package-lock.json
index 90761eb..8a20644 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -11,7 +11,7 @@
       "dependencies": {
         "@webcomponents/custom-elements": "1.6.0",
         "core-js": "3.33.2",
-        "highlight.js": "11.8.0",
+        "highlight.js": "11.9.0",
         "marked": "11.0.1",
         "prop-types": "15.8.1",
         "raf": "3.4.1",
@@ -4246,9 +4246,9 @@
       "license": "MIT"
     },
     "node_modules/highlight.js": {
-      "version": "11.8.0",
-      "resolved": "https://registry.npmjs.org/highlight.js/-/highlight.js-11.8.0.tgz",
-      "integrity": "sha512-MedQhoqVdr0U6SSnWPzfiadUcDHfN/Wzq25AkXiQv9oiOO/sG0S7XkvpFIqWBl9Yq1UYyYOOVORs5UW2XlPyzg==",
+      "version": "11.9.0",
+      "resolved": "https://registry.npmjs.org/highlight.js/-/highlight.js-11.9.0.tgz",
+      "integrity": "sha512-fJ7cW7fQGCYAkgv4CPfwFHrfd/cLS4Hau96JuJ+ZTOWhjnhoeN1ub1tFmALm/+lW5z4WCAuAV9bm05AP0mS6Gw==",
       "engines": {
         "node": ">=12.0.0"
       }
diff --git a/package.json b/package.json
index b496de9..36bf6ad 100644
--- a/package.json
+++ b/package.json
@@ -55,7 +55,7 @@
   "dependencies": {
     "@webcomponents/custom-elements": "1.6.0",
     "core-js": "3.33.2",
-    "highlight.js": "11.8.0",
+    "highlight.js": "11.9.0",
     "marked": "11.0.1",
     "prop-types": "15.8.1",
     "raf": "3.4.1",