diff --git a/main.c b/main.c
index 6845bbf5..0be30d36 100644
--- a/main.c
+++ b/main.c
@@ -18,7 +18,7 @@
  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include cubesatsim.h
+#include "cubesatsim.h"
 /*
 #include <fcntl.h>
 #include <stdlib.h>