diff --git a/_examples_/Makefile b/_examples_/Makefile
index 26c3d88..c41ed7c 100644
--- a/_examples_/Makefile
+++ b/_examples_/Makefile
@@ -8,4 +8,4 @@ all: $(LOGFILES)
 	python3 $< > $@
 
 clean:
-	rm $(LOGFILES)
+	rm -f $(LOGFILES)