diff --git a/cpukit/rtems/src/regionprocessqueue.c b/cpukit/rtems/src/regionprocessqueue.c
index 6fdb216989..bd138fc686 100644
--- a/cpukit/rtems/src/regionprocessqueue.c
+++ b/cpukit/rtems/src/regionprocessqueue.c
@@ -12,6 +12,10 @@
  *  $Id$
  */
 
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
 #include <rtems/system.h>
 #include <rtems/rtems/status.h>
 #include <rtems/rtems/support.h>
diff --git a/cpukit/score/src/heapresizeblock.c b/cpukit/score/src/heapresizeblock.c
index 97b25442f6..5598954a2d 100644
--- a/cpukit/score/src/heapresizeblock.c
+++ b/cpukit/score/src/heapresizeblock.c
@@ -11,6 +11,9 @@
  *  $Id$
  */
 
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
 
 #include <rtems/system.h>
 #include <rtems/score/sysstate.h>
diff --git a/cpukit/score/src/threadqrequeue.c b/cpukit/score/src/threadqrequeue.c
index e2375899d9..a15aafcb78 100644
--- a/cpukit/score/src/threadqrequeue.c
+++ b/cpukit/score/src/threadqrequeue.c
@@ -12,6 +12,10 @@
  *  $Id$
  */
 
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
 #include <rtems/system.h>
 #include <rtems/score/chain.h>
 #include <rtems/score/isr.h>