diff --git a/lib/core/icingaagent/misc/Start-IcingaAgentInstallWizard.psm1 b/lib/core/icingaagent/misc/Start-IcingaAgentInstallWizard.psm1
index 68a47b5..9c8e3ad 100644
--- a/lib/core/icingaagent/misc/Start-IcingaAgentInstallWizard.psm1
+++ b/lib/core/icingaagent/misc/Start-IcingaAgentInstallWizard.psm1
@@ -471,6 +471,7 @@ function Start-IcingaAgentInstallWizard()
     if ($RunInstaller) {
         if ((Install-IcingaAgent -Version $AgentVersion -Source $PackageSource -AllowUpdates $AllowVersionChanges) -Or $Reconfigure) {
             Move-IcingaAgentDefaultConfig;
+            Set-IcingaAgentNodeName -Hostname $Hostname;
             Set-IcingaAgentServiceUser -User $ServiceUser -Password $ServicePass -SetPermission | Out-Null;
             Install-IcingaFrameworkService -Path $ServiceBin -User $ServiceUser -Password $ServicePass | Out-Null;
             Register-IcingaBackgroundDaemon -Command 'Start-IcingaServiceCheckDaemon';