diff --git a/ChangeLog b/ChangeLog
index a8b909cb7358..5f5764006558 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2013-11-18  Jan Hubicka  <jh@suse.cz>
+
+	* config/bootstrap-lto.mk: Use -ffat-lto-objects.
+
 2013-11-15  David Edelsohn  <dje.gcc@gmail.com>
 
 	* MAINTAINERS (Global Reviewers, c++): Remove Mark Mitchell.
diff --git a/config/bootstrap-lto.mk b/config/bootstrap-lto.mk
index bbd3515eaa44..27bad1529bee 100644
--- a/config/bootstrap-lto.mk
+++ b/config/bootstrap-lto.mk
@@ -1,5 +1,7 @@
 # This option enables LTO for stage2 and stage3.
+# FIXME: Our build system is not yet able to use gcc-ar wrapper, so we need
+# to go with -ffat-lto-objects. 
 
-STAGE2_CFLAGS += -flto=jobserver -frandom-seed=1
-STAGE3_CFLAGS += -flto=jobserver -frandom-seed=1
+STAGE2_CFLAGS += -flto=jobserver -frandom-seed=1 -ffat-lto-objects
+STAGE3_CFLAGS += -flto=jobserver -frandom-seed=1 -ffat-lto-objects
 STAGEprofile_CFLAGS += -fno-lto