diff --git a/crc32.c b/crc32.c
index 89c808a..ac627b5 100644
--- a/crc32.c
+++ b/crc32.c
@@ -23,8 +23,7 @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
-
-#include <sys/types.h>
+#include "includes.h"
 #include "crc32.h"
 
 static const u_int32_t crc32tab[] = {