1 files changed, 2 insertions, 2 deletions
diff --git a/src/tun.h b/src/tun.h
index daa4def..5489777 100644
--- a/src/tun.h
+++ b/src/tun.h
@@ -33,8 +33,8 @@
  *  along with uAnytun. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef _TUN_H_
-#define _TUN_H_
+#ifndef UANYUTN_tun_h_INCLUDED
+#define UANYUTN_tun_h_INCLUDED
 
 #include <stdlib.h>