diff --git a/src/PVE/Storage/ESXiPlugin.pm b/src/PVE/Storage/ESXiPlugin.pm
index 4212c36..e5082ea 100644
--- a/src/PVE/Storage/ESXiPlugin.pm
+++ b/src/PVE/Storage/ESXiPlugin.pm
@@ -878,6 +878,8 @@ my %guest_types_windows = (
     winNetBusiness          => 'w2k3',
     windows9                => 'win10',
     'windows9-64'           => 'win10',
+    windows9srv             => 'win10',
+    'windows9srv-64'        => 'win10',
     'windows11-64'          => 'win11',
     'windows12-64'          => 'win11', # FIXME / win12?
     win2000AdvServ          => 'w2k',