diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile
index c65c435..65e3e73 100644
--- a/scripts/kconfig/Makefile
+++ b/scripts/kconfig/Makefile
@@ -114,7 +114,7 @@
 endif
 
 clean-files	:= lkc_defs.h qconf.moc .tmp_qtcheck \
-		   .tmp_gtkcheck zconf.tab.c zconf.tab.h lex.zconf.c
+		   .tmp_gtkcheck zconf.tab.c lex.zconf.c
 
 # Needed for systems without gettext
 KBUILD_HAVE_NLS := $(shell \
@@ -136,12 +136,6 @@
 HOSTCFLAGS_gconf.o	= `pkg-config gtk+-2.0 gmodule-2.0 libglade-2.0 --cflags` \
                           -D LKC_DIRECT_LINK
 
-$(obj)/conf.o $(obj)/mconf.o $(obj)/qconf.o $(obj)/gconf.o $(obj)/kxgettext: $(obj)/zconf.tab.h
-
-$(obj)/zconf.tab.h: $(src)/zconf.tab.h_shipped
-$(obj)/zconf.tab.c: $(src)/zconf.tab.c_shipped
-$(obj)/lex.zconf.c: $(src)/lex.zconf.c_shipped
-
 $(obj)/qconf.o: $(obj)/.tmp_qtcheck
 
 ifeq ($(qconf-target),1)
@@ -230,13 +224,15 @@
 
 ifdef LKC_GENPARSER
 
-$(obj)/zconf.tab.c: $(obj)/zconf.y 
-$(obj)/zconf.tab.h: $(obj)/zconf.tab.c
+$(obj)/zconf.tab.c: $(src)/zconf.y
+$(obj)/lex.zconf.c: $(src)/zconf.l
 
 %.tab.c: %.y
-	bison -t -d -v -b $* -p $(notdir $*) $<
+	bison -l -b $* -p $(notdir $*) $<
+	cp $@ $@_shipped
 
 lex.%.c: %.l
-	flex -P$(notdir $*) -o$@ $<
+	flex -L -P$(notdir $*) -o$@ $<
+	cp $@ $@_shipped
 
 endif