diff --git a/docs/engineering-guide/accounts-and-groups.md b/docs/engineering-guide/accounts-and-groups.md
index a3bde2ad..86ef3317 100644
--- a/docs/engineering-guide/accounts-and-groups.md
+++ b/docs/engineering-guide/accounts-and-groups.md
@@ -108,9 +108,8 @@ For technical users or experiment accounts the login name itself should be set a
 
 
 ## Primary Groups
-By default the primary user group is `unx-nogroup` (710). The exception are experiment accounts, where the primary group is the corresponding g-group.
 
-If there are good reasons (example?) another primary group might be set.
+By default the primary user group is `unx-nogroup` (710). The exception are experiment accounts, where the primary group is the corresponding g-group.
 
 Except for the default `unx-nogroup`, a user shall always also be explicit member of his primary group (e.g. member of the g-group for experiment accounts).