diff --git a/source/installation/install-on-linux.txt b/source/installation/install-on-linux.txt
index ebcb8948e..b5af93f3f 100644
--- a/source/installation/install-on-linux.txt
+++ b/source/installation/install-on-linux.txt
@@ -43,6 +43,7 @@ systems:
 - Amazon Linux 2
 - Red Hat Enterprise Linux (RHEL) 7
 - Red Hat Enterprise Linux (RHEL) 8
+- Red Hat Enterprise Linux (RHEL) 9
 - Ubuntu 18.04
 - Ubuntu 20.04