diff --git a/gcc/ada/ChangeLog b/gcc/ada/ChangeLog
index 436c2fe138c..5d4f516e771 100644
--- a/gcc/ada/ChangeLog
+++ b/gcc/ada/ChangeLog
@@ -1,3 +1,7 @@
+2008-08-06  Samuel Tardieu  <sam@rfc1149.net>
+
+	* gcc-interface/Make-lang.in (OSCONS_CPPFLAGS): Remove.
+
 2008-08-06  Ed Schonberg  <schonberg@adacore.com>
 
 	* sem_ch3.adb (Analyze_Component_Declaration): Protect against misuse
diff --git a/gcc/ada/gcc-interface/Make-lang.in b/gcc/ada/gcc-interface/Make-lang.in
index 0fa4d87f2b3..9233f1e71ea 100644
--- a/gcc/ada/gcc-interface/Make-lang.in
+++ b/gcc/ada/gcc-interface/Make-lang.in
@@ -923,8 +923,6 @@ ada/nmake.ads :  ada/sinfo.ads ada/nmake.adt ada/xnmake.adb ada/nmake.adb ada/xu
 	$(CP) $^ ada/bldtools/nmake_s
 	(cd ada/bldtools/nmake_s && $(GNATMAKE) -q xnmake && ./xnmake -s ../../nmake.ads )
 
-OSCONS_CPPFLAGS=-DTHREAD_KIND_$(THREAD_KIND) s-oscons-tmplt.c
-
 ifeq ($(strip $(filter-out alpha64 ia64 dec hp vms% openvms% alphavms%,$(subst -, ,$(host)))),)
 OSCONS_CPP=../../../$(DECC) -E /comment=as_is -DNATIVE \
              -DTARGET='""$(target)""' s-oscons-tmplt.c