diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/YarnUI2.md b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/YarnUI2.md
index 609ebe11d7a..4c9daed7bdd 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/YarnUI2.md
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/YarnUI2.md
@@ -52,4 +52,4 @@ Open your browser, go to `rm-address:8088/ui2` and try it!
 Notes
 -------------
 
-- This UI framework is not verified under security environment, please use with caution under security environment.
+This UI framework is verified under security environment as well.