diff --git a/Makefile b/Makefile
index 88c082b..e593d32 100644
--- a/Makefile
+++ b/Makefile
@@ -226,7 +226,7 @@ else
 	@$(missing) flex $< $@
 endif
 
-dist : clean sparse.c sscan.c
+dist : clean
 	find . -name '*~' -type f -exec rm {} \;
 	cd .. && tar --transform s/$(SRC_DIR)/pgsphere-$(PGSPHERE_VERSION)/ --exclude CVS --exclude .git -czf pgsphere-$(PGSPHERE_VERSION).tar.gz $(SRC_DIR) && cd -