diff --git a/templates/systemd/zammad-rails.service.j2 b/templates/systemd/zammad-rails.service.j2
index 2f065e9..0cce309 100644
--- a/templates/systemd/zammad-rails.service.j2
+++ b/templates/systemd/zammad-rails.service.j2
@@ -7,8 +7,8 @@ Requires=zammad.service
 
 [Service]
 EnvironmentFile=/etc/zammad/zammad.env
-User=zammad
-Group=zammad
+User={{ zammad_user }}
+Group={{ zammad_user }}
 Restart=always
 
 WorkingDirectory={{ zammad_home }}
diff --git a/templates/systemd/zammad-scheduler.service.j2 b/templates/systemd/zammad-scheduler.service.j2
index dd643bf..6bb6759 100644
--- a/templates/systemd/zammad-scheduler.service.j2
+++ b/templates/systemd/zammad-scheduler.service.j2
@@ -8,8 +8,8 @@ Requires=zammad.service
 [Service]
 Type=forking
 EnvironmentFile=/etc/zammad/zammad.env
-User=zammad
-Group=zammad
+User={{ zammad_user }}
+Group={{ zammad_user }}
 Restart=always
 
 WorkingDirectory={{ zammad_home }}
diff --git a/templates/systemd/zammad-websocket.service.j2 b/templates/systemd/zammad-websocket.service.j2
index 2535eb1..253f81e 100644
--- a/templates/systemd/zammad-websocket.service.j2
+++ b/templates/systemd/zammad-websocket.service.j2
@@ -7,8 +7,8 @@ Requires=zammad.service
 
 [Service]
 EnvironmentFile=/etc/zammad/zammad.env
-User=zammad
-Group=zammad
+User={{ zammad_user }}
+Group={{ zammad_user }}
 Restart=always
 
 WorkingDirectory={{ zammad_home }}