diff --git a/package.json b/package.json
index 48b53e52..901c3a57 100644
--- a/package.json
+++ b/package.json
@@ -46,7 +46,7 @@
     "mdast-util-to-string": "^1.0.5",
     "normalize.css": "^8.0.0",
     "prettier": "^1.7.4",
-    "prismjs": "^1.25.0",
+    "prismjs": "^1.27.0",
     "react": "^17.0.2",
     "react-dom": "^17.0.2",
     "react-helmet": "^5.2.0",
diff --git a/yarn.lock b/yarn.lock
index f7de8583..e4af4022 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -12089,10 +12089,10 @@ pretty-format@^25.5.0:
     ansi-styles "^4.0.0"
     react-is "^16.12.0"
 
-prismjs@^1.25.0, prismjs@^1.6.0:
-  version "1.25.0"
-  resolved "https://registry.yarnpkg.com/prismjs/-/prismjs-1.25.0.tgz#6f822df1bdad965734b310b315a23315cf999756"
-  integrity sha512-WCjJHl1KEWbnkQom1+SzftbtXMKQoezOCYs5rECqMN+jP+apI7ftoflyqigqzopSO3hMhTEb0mFClA8lkolgEg==
+prismjs@^1.27.0, prismjs@^1.6.0:
+  version "1.27.0"
+  resolved "https://registry.yarnpkg.com/prismjs/-/prismjs-1.27.0.tgz#bb6ee3138a0b438a3653dd4d6ce0cc6510a45057"
+  integrity sha512-t13BGPUlFDR7wRB5kQDG4jjl7XeuH6jbJGt11JHPL96qwsEHNX2+68tFXqc1/k+/jALsbSWJKUOT/hcYAZ5LkA==
 
 probe-image-size@^5.0.0:
   version "5.0.0"