diff --git a/src/interface/interface_driver.h b/src/interface/interface_driver.h
index 242e00a824..eee01d4aec 100644
--- a/src/interface/interface_driver.h
+++ b/src/interface/interface_driver.h
@@ -18,12 +18,9 @@
  * <http://www.gnu.org/licenses/>.
  */
 
-#ifndef LIBVIRT_INTERFACE_DRIVER_H
-# define LIBVIRT_INTERFACE_DRIVER_H
+#pragma once
 
 int interfaceRegister(void);
 
 int netcfIfaceRegister(void);
 int udevIfaceRegister(void);
-
-#endif /* LIBVIRT_INTERFACE_DRIVER_H */