diff --git a/Makefile.in b/Makefile.in
index 7dd6ecd8..7b683da0 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -193,6 +193,7 @@ dist: distclean updateguide
 distclean: clean
 	@echo "Removing files generated by configure..."
 	@rm -f config.status config.log config.cache Makefile motion.init-RH motion.init-Debian motion.init-FreeBSD.sh
+	@rm -f thread1.conf thread2.conf thread3.conf thread4.conf motion-dist.conf motion-help.conf motion.spec
 	@rm -rf autom4te.cache config.h
 	@echo "You will need to re-run configure if you want to build Motion."
 	@echo