diff --git a/package.json b/package.json
index 2be51ef60a..574517d0e6 100644
--- a/package.json
+++ b/package.json
@@ -159,7 +159,7 @@
 		"gulp-terser": "2.1.0",
 		"gulp-tslint": "8.1.4",
 		"hard-source-webpack-plugin": "0.13.1",
-		"highlight.js": "10.6.0",
+		"highlight.js": "11.3.1",
 		"hpagent": "0.1.2",
 		"html-minifier": "4.0.0",
 		"http-signature": "1.3.6",
diff --git a/yarn.lock b/yarn.lock
index 994c6ef14f..90a3a432a5 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5089,10 +5089,10 @@ he@1.2.0, he@^1.1.0, he@^1.2.0:
   resolved "https://registry.yarnpkg.com/he/-/he-1.2.0.tgz#84ae65fa7eafb165fddb61566ae14baf05664f0f"
   integrity sha512-F/1DnUGPopORZi0ni+CvrCgHQ5FyEAHRLSApuYWMmrbSwoN2Mn/7k+Gl38gJnR7yyDZk6WLXwiGod1JOWNDKGw==
 
-highlight.js@10.6.0:
-  version "10.6.0"
-  resolved "https://registry.yarnpkg.com/highlight.js/-/highlight.js-10.6.0.tgz#0073aa71d566906965ba6e1b7be7b2682f5e18b6"
-  integrity sha512-8mlRcn5vk/r4+QcqerapwBYTe+iPL5ih6xrNylxrnBdHQiijDETfXX7VIxC3UiCRiINBJfANBAsPzAvRQj8RpQ==
+highlight.js@11.3.1:
+  version "11.3.1"
+  resolved "https://registry.yarnpkg.com/highlight.js/-/highlight.js-11.3.1.tgz#813078ef3aa519c61700f84fe9047231c5dc3291"
+  integrity sha512-PUhCRnPjLtiLHZAQ5A/Dt5F8cWZeMyj9KRsACsWT+OD6OP0x6dp5OmT5jdx0JgEyPxPZZIPQpRN2TciUT7occw==
 
 highlight.js@^10.7.1:
   version "10.7.2"