diff --git a/yasmin/include/yasmin/blackboard/blackboard.hpp b/yasmin/include/yasmin/blackboard/blackboard.hpp
index d11f355..eb9dd54 100644
--- a/yasmin/include/yasmin/blackboard/blackboard.hpp
+++ b/yasmin/include/yasmin/blackboard/blackboard.hpp
@@ -13,8 +13,8 @@
// You should have received a copy of the GNU General Public License
// along with this program. If not, see .
-#ifndef YASMIN_BLACKBOARD_HPP
-#define YASMIN_BLACKBOARD_HPP
+#ifndef YASMIN__BLACKBOARD__BLACKBOARD_HPP
+#define YASMIN__BLACKBOARD__BLACKBOARD_HPP
#include
#include