diff --git a/Makefile b/Makefile
index b3300336..ac22e549 100644
--- a/Makefile
+++ b/Makefile
@@ -112,7 +112,7 @@ tags:
 
 .PHONY: clean
 clean:
-	rm -rf a.out *.o *.so *.a *.out tags cyclone icyc scheme/*.o scheme/*.c scheme/*.meta srfi/*.o scheme/cyclone/*.o scheme/cyclone/*.c scheme/cyclone/*.meta cyclone.c dispatch.c icyc.c generate-c.c generate-c
+	rm -rf a.out *.o *.so *.a *.out tags cyclone icyc scheme/*.o scheme/*.c scheme/*.meta srfi/*.c srfi/*.meta srfi/*.o scheme/cyclone/*.o scheme/cyclone/*.c scheme/cyclone/*.meta cyclone.c dispatch.c icyc.c generate-c.c generate-c
 	$(foreach f,$(TESTSCM), rm -rf $(f) $(f).c tests/$(f).c;)
 
 install-includes: