diff --git a/example/Makefile b/example/Makefile
index 9f1ff5f..a35aa5c 100644
--- a/example/Makefile
+++ b/example/Makefile
@@ -92,7 +92,7 @@ all: $(_bins)
 clean: clean-c clean-rust
 
 clean-c:
-	rm -r out || true
+	rm -r $(OUT_DIR) || true
 
 clean-rust:
 	rm $(SERVICEPOINT_HEADER_OUT)/servicepoint.h || true