diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index b7ba1b2adf..b95abdcdec 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,10 @@
+2015-01-16  Sergio Durigan Junior  <sergiodj@redhat.com>
+
+	* nat/linux-personality.c: Replace "#ifndef
+	HAVE_DECL_ADDR_NO_RANDOMIZE" by "#if
+	!HAVE_DECL_ADDR_NO_RANDOMIZE", fixing a regression in RHEL-5
+	systems.
+
 2015-01-16  Eli Zaretskii  <eliz@gnu.org>
 
 	* tui/tui-win.c (tui_rehighlight_all, tui_set_var_cmd): New
diff --git a/gdb/nat/linux-personality.c b/gdb/nat/linux-personality.c
index f61a2c65c0..3ea8755515 100644
--- a/gdb/nat/linux-personality.c
+++ b/gdb/nat/linux-personality.c
@@ -22,7 +22,7 @@
 
 #ifdef HAVE_PERSONALITY
 # include <sys/personality.h>
-# ifndef HAVE_DECL_ADDR_NO_RANDOMIZE
+# if !HAVE_DECL_ADDR_NO_RANDOMIZE
 #  define ADDR_NO_RANDOMIZE 0x0040000
 # endif /* ! HAVE_DECL_ADDR_NO_RANDOMIZE */
 #endif /* HAVE_PERSONALITY */