diff --git a/reactos/ntoskrnl/io/pnpmgr/pnproot.c b/reactos/ntoskrnl/io/pnpmgr/pnproot.c
index d817f413426..3742ad85d92 100644
--- a/reactos/ntoskrnl/io/pnpmgr/pnproot.c
+++ b/reactos/ntoskrnl/io/pnpmgr/pnproot.c
@@ -1062,7 +1062,7 @@ PnpRootPnpControl(
 }
 
 NTSTATUS
-STDCALL
+NTAPI
 PnpRootAddDevice(
     IN PDRIVER_OBJECT DriverObject,
     IN PDEVICE_OBJECT PhysicalDeviceObject)