diff --git a/ChangeLog b/ChangeLog
index eca461fc79..2ff87e5335 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2009-07-31  Jakub Jelinek  <jakub@redhat.com>
+
+	* malloc/Makefile (CFLAGS-obstack.c): Add $(uses-callbacks).
+
 2009-07-30  Ulrich Drepper  <drepper@redhat.com>
 
 	* sysdeps/unix/sysv/linux/i386/____longjmp_chk.S: New file.
diff --git a/malloc/Makefile b/malloc/Makefile
index 1099335fff..e7ec1abf93 100644
--- a/malloc/Makefile
+++ b/malloc/Makefile
@@ -104,6 +104,7 @@ $(objpfx)memusagestat: $(memusagestat-modules:%=$(objpfx)%.o)
 include ../Rules
 
 CFLAGS-mcheck-init.c = $(PIC-ccflag)
+CFLAGS-obstack.c = $(uses-callbacks)
 
 $(objpfx)libmcheck.a: $(objpfx)mcheck-init.o
 	-rm -f $@