diff --git a/dri3/dri3_screen.c b/dri3/dri3_screen.c
index ec8d025c4..34cd7c2c9 100644
--- a/dri3/dri3_screen.c
+++ b/dri3/dri3_screen.c
@@ -19,6 +19,7 @@
  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
  * OF THIS SOFTWARE.
  */
+#include <dix-config.h>
 
 #include "dri3_priv.h"
 #include <syncsdk.h>