diff --git a/BBGE/Joystick.cpp b/BBGE/Joystick.cpp
index 1958713..1ea5eec 100644
--- a/BBGE/Joystick.cpp
+++ b/BBGE/Joystick.cpp
@@ -18,6 +18,7 @@ You should have received a copy of the GNU General Public License
 along with this program; if not, write to the Free Software
 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */
+
 #include "Core.h"
 
 #if defined(BBGE_BUILD_WINDOWS) && defined(BBGE_BUILD_XINPUT) 
@@ -67,6 +68,7 @@ bool tryXInput()
 #endif
 
 #ifdef __LINUX__
+#include <unistd.h>
 #include <sys/types.h>
 #include <fcntl.h>
 #include <linux/input.h>