diff --git a/src/lnx_mouse.c b/src/lnx_mouse.c
index a55b5f9..ed556b2 100644
--- a/src/lnx_mouse.c
+++ b/src/lnx_mouse.c
@@ -2,10 +2,7 @@
 /*
  * Copyright 1999 by The XFree86 Project, Inc.
  */
-
-#ifdef HAVE_CONFIG_H
 #include "config.h"
-#endif
 
 #include <xorg-server.h>
 #include <X11/X.h>
diff --git a/src/mouse.c b/src/mouse.c
index 9e285d4..43e411a 100644
--- a/src/mouse.c
+++ b/src/mouse.c
@@ -42,10 +42,7 @@
  * for use with 4 button trackballs for convenience
  * and to help limited dexterity persons
  */
-
-#ifdef HAVE_CONFIG_H
 #include "config.h"
-#endif
 
 #include <xorg-server.h>
 #include <math.h>
diff --git a/src/pnp.c b/src/pnp.c
index 3c2bb70..f26ebe8 100644
--- a/src/pnp.c
+++ b/src/pnp.c
@@ -19,10 +19,7 @@
  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
  * PERFORMANCE OF THIS SOFTWARE.
  */
-
-#ifdef HAVE_CONFIG_H
 #include "config.h"
-#endif
 
 #include <xorg-server.h>
 #include <stdio.h>
diff --git a/src/sun_mouse.c b/src/sun_mouse.c
index a648012..d1ffd6c 100644
--- a/src/sun_mouse.c
+++ b/src/sun_mouse.c
@@ -45,10 +45,7 @@
  * dealings in this Software without prior written authorization from the
  * XFree86 Project.
  */
-
-#ifdef HAVE_CONFIG_H
 #include "config.h"
-#endif
 
 #ifdef HAVE_XORG_CONFIG_H
 #include <xorg-config.h>