diff --git a/package-lock.json b/package-lock.json
index 584be5611b..5301199e55 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3232,9 +3232,9 @@
       "dev": true
     },
     "highlight.js": {
-      "version": "10.3.1",
-      "resolved": "https://registry.npmjs.org/highlight.js/-/highlight.js-10.3.1.tgz",
-      "integrity": "sha512-jeW8rdPdhshYKObedYg5XGbpVgb1/DT4AHvDFXhkU7UnGSIjy9kkJ7zHG7qplhFHMitTSzh5/iClKQk3Kb2RFQ==",
+      "version": "11.5.1",
+      "resolved": "https://registry.npmjs.org/highlight.js/-/highlight.js-11.5.1.tgz",
+      "integrity": "sha512-LKzHqnxr4CrD2YsNoIf/o5nJ09j4yi/GcH5BnYz9UnVpZdS4ucMgvP61TDty5xJcFGRjnH4DpujkS9bHT3hq0Q==",
       "dev": true
     },
     "hook-std": {
diff --git a/package.json b/package.json
index aabeb152a8..bb3a2d356c 100644
--- a/package.json
+++ b/package.json
@@ -50,7 +50,7 @@
     "eslint-plugin-promise": "^4.2.1",
     "eslint-plugin-standard": "^4.0.2",
     "front-matter": "^4.0.2",
-    "highlight.js": "^10.3.1",
+    "highlight.js": "^11.5.1",
     "jasmine": "^3.6.2",
     "markdown-it": "12.0.2",
     "node-fetch": "^2.6.1",