diff --git a/website/package.json b/website/package.json
index 83adaf98..78555f4a 100644
--- a/website/package.json
+++ b/website/package.json
@@ -32,7 +32,7 @@
     "html-webpack-plugin": "^3.2.0",
     "markdown-it": "^8.4.1",
     "object-assign": "^4.1.1",
-    "prismjs": "^1.21.0",
+    "prismjs": "^1.23.0",
     "promise": "^8.0.1",
     "prop-types": "15",
     "react": "16.4",
diff --git a/website/yarn.lock b/website/yarn.lock
index 2254b59d..cb4b59d5 100644
--- a/website/yarn.lock
+++ b/website/yarn.lock
@@ -4956,9 +4956,9 @@ pretty-error@^2.0.2:
     renderkid "^2.0.1"
     utila "~0.4"
 
-prismjs@^1.21.0:
-  version "1.21.0"
-  resolved "https://registry.yarnpkg.com/prismjs/-/prismjs-1.21.0.tgz#36c086ec36b45319ec4218ee164c110f9fc015a3"
+prismjs@^1.23.0:
+  version "1.23.0"
+  resolved "https://registry.yarnpkg.com/prismjs/-/prismjs-1.23.0.tgz#d3b3967f7d72440690497652a9d40ff046067f33"
   optionalDependencies:
     clipboard "^2.0.0"