diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 2da944db9f..c2d0c59e1c 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2012-03-05  Joel Brobecker  <brobecker@adacore.com>
+
+	From Andreas Arnez  <arnez@linux.vnet.ibm.com>:
+	* s390-nat.c: Include "gregset.h".
+
 2012-03-05  Jan Kratochvil  <jan.kratochvil@redhat.com>
 
 	* libunwind-frame.c (LIBUNWIND_SO): Change .7 to .8.
diff --git a/gdb/s390-nat.c b/gdb/s390-nat.c
index 2755e58f9f..bad1b437f8 100644
--- a/gdb/s390-nat.c
+++ b/gdb/s390-nat.c
@@ -26,6 +26,7 @@
 #include "target.h"
 #include "linux-nat.h"
 #include "auxv.h"
+#include "gregset.h"
 
 #include "s390-tdep.h"
 #include "elf/common.h"