diff --git a/documentation/ref-manual/ref-system-requirements.rst b/documentation/ref-manual/ref-system-requirements.rst
index d238dc454b..4c4a7cf0ac 100644
--- a/documentation/ref-manual/ref-system-requirements.rst
+++ b/documentation/ref-manual/ref-system-requirements.rst
@@ -65,6 +65,8 @@ distributions:
 
 -  Debian GNU/Linux 10.x (Buster)
 
+-  Debian GNU/Linux 11.x (Bullseye)
+
 -  OpenSUSE Leap 15.1
 
 -  OpenSUSE Leap 15.2