diff --git a/plugins/techdocs/package.json b/plugins/techdocs/package.json
index 7a1459b05ddba..be19ed38242c3 100644
--- a/plugins/techdocs/package.json
+++ b/plugins/techdocs/package.json
@@ -47,7 +47,7 @@
     "@material-ui/icons": "^4.9.1",
     "@material-ui/lab": "4.0.0-alpha.57",
     "@material-ui/styles": "^4.10.0",
-    "dompurify": "^2.2.9",
+    "dompurify": "^2.4.2",
     "event-source-polyfill": "^1.0.25",
     "git-url-parse": "^11.6.0",
     "lodash": "^4.17.21",