diff --git a/GNUmakefile b/GNUmakefile
index b43c3596b..b478d22fd 100644
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -313,7 +313,7 @@ busytest: $(BUILDDIR)/busybox $(addprefix test_busybox_,$(filter-out $(SKIP_UTIL
 endif
 
 clean:
-	$(RM) $(BUILDDIR)
+	cargo clean
 	cd $(DOCSDIR) && $(MAKE) clean
 
 distclean: clean