diff --git a/xfixes/xfixes.h b/xfixes/xfixes.h
index 23f31cde4..2f9e870b5 100644
--- a/xfixes/xfixes.h
+++ b/xfixes/xfixes.h
@@ -19,14 +19,11 @@
  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
  * PERFORMANCE OF THIS SOFTWARE.
  */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
 #ifndef _XFIXES_H_
 #define _XFIXES_H_
 
+#include <dix-config.h>
+
 #include "resource.h"
 
 extern RESTYPE RegionResType;
diff --git a/xfixes/xfixesint.h b/xfixes/xfixesint.h
index 6e606d00a..cec0119ca 100644
--- a/xfixes/xfixesint.h
+++ b/xfixes/xfixesint.h
@@ -41,14 +41,11 @@
  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
  * PERFORMANCE OF THIS SOFTWARE.
  */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
 #ifndef _XFIXESINT_H_
 #define _XFIXESINT_H_
 
+#include <dix-config.h>
+
 #include <X11/X.h>
 #include <X11/Xproto.h>
 #include <X11/extensions/xfixesproto.h>