diff --git a/src/gcal-subscriber-view-private.h b/src/gcal-subscriber-view-private.h
index 0a7754c3..ad3aee68 100644
--- a/src/gcal-subscriber-view-private.h
+++ b/src/gcal-subscriber-view-private.h
@@ -17,7 +17,7 @@
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef __GCAL_SUBSCRIBER_VIEW_PRIVATE_H__
+#ifndef __GCAL_SUBSCRIBER_VIEW_PRIVATE_H____
 #define __GCAL_SUBSCRIBER_VIEW_PRIVATE_H____
 
 #include <glib.h>