diff --git a/host_vars/prodnso-platform-iaas-01.yml b/host_vars/prodnso-platform-iaas-01.yml
index 54782e0..73a0a48 100644
--- a/host_vars/prodnso-platform-iaas-01.yml
+++ b/host_vars/prodnso-platform-iaas-01.yml
@@ -8,6 +8,8 @@ custom_platform_users:
   - 'daniel.risse'
   - 'esther.fuhrmann'
   - 'philipp.eichhorn'
+  - 'johannes.wicovsky'
+  - 'robert.kersten'
 
 prometheus_alert_extra_config:
   high_load:
diff --git a/users/robert.kersten/ssh.pub b/users/robert.kersten/ssh.pub
new file mode 100644
index 0000000..ffb8d64
--- /dev/null
+++ b/users/robert.kersten/ssh.pub
@@ -0,0 +1 @@
+ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIFZ4H/nWpraysCG48p4/l9qFHS3xTEbC4AYaORE+HUep robert.kersten@netgo.de