diff --git a/package.json b/package.json
index 08b7a790..50b106ad 100644
--- a/package.json
+++ b/package.json
@@ -71,7 +71,7 @@
     "mocha": "^5.2.0",
     "mocha-lcov-reporter": "^1.3.0",
     "popper.js": "^1.14.3",
-    "prismjs": "^1.21.0",
+    "prismjs": "^1.27.0",
     "prop-types": "^15.6.2",
     "querystring": "^0.2.0",
     "react-clipboard.js": "^2.0.0",
diff --git a/yarn.lock b/yarn.lock
index 4fdb1d88..ac40d193 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6495,11 +6495,10 @@ pretty-format@^20.0.3:
     ansi-regex "^2.1.1"
     ansi-styles "^3.0.0"
 
-prismjs@^1.21.0:
-  version "1.21.0"
-  resolved "https://registry.yarnpkg.com/prismjs/-/prismjs-1.21.0.tgz#36c086ec36b45319ec4218ee164c110f9fc015a3"
-  optionalDependencies:
-    clipboard "^2.0.0"
+prismjs@^1.27.0:
+  version "1.27.0"
+  resolved "https://registry.yarnpkg.com/prismjs/-/prismjs-1.27.0.tgz#bb6ee3138a0b438a3653dd4d6ce0cc6510a45057"
+  integrity sha512-t13BGPUlFDR7wRB5kQDG4jjl7XeuH6jbJGt11JHPL96qwsEHNX2+68tFXqc1/k+/jALsbSWJKUOT/hcYAZ5LkA==
 
 private@^0.1.6, private@^0.1.7, private@^0.1.8:
   version "0.1.8"