diff --git a/makefile.mk b/makefile.mk
index 5a82581..2d66744 100644
--- a/makefile.mk
+++ b/makefile.mk
@@ -19,6 +19,7 @@ build: $(BIN)/$(OUT)
 
 clean:
 	rm -fr $(BIN)
+	rm -fr ../bin/lib
 
 run: build
 	$(BIN)/$(OUT)