diff --git a/include/ChangeLog b/include/ChangeLog
index db4665407..18d8e1000 100644
--- a/include/ChangeLog
+++ b/include/ChangeLog
@@ -1,3 +1,7 @@
+2010-01-21  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+	
+	* s390.h (EF_S390_HIGH_GPRS): Added macro definition.
+
 2010-01-13  Joel Brobecker  <brobecker@adacore.com>
 
 	Add new DW_AT_use_GNAT_descriptive_type CU attribute.
diff --git a/include/elf/s390.h b/include/elf/s390.h
index c62b11016..17c4abfe1 100644
--- a/include/elf/s390.h
+++ b/include/elf/s390.h
@@ -33,6 +33,10 @@
 
 #include "elf/reloc-macros.h"
 
+/* Processor specific flags for the ELF header e_flags field.  */
+
+#define EF_S390_HIGH_GPRS        0x00000001
+
 /* Relocation types.  */
 
 START_RELOC_NUMBERS (elf_s390_reloc_type)