diff --git a/src/task-1/Makefile b/src/task-1/Makefile
index e144d9437a8047c80c908446130fad45f1f6082b..c0d2822c0abde9acc7280b78a7f1d6e7b5ef4a04 100644
--- a/src/task-1/Makefile
+++ b/src/task-1/Makefile
@@ -8,4 +8,4 @@ main.o: main.c
 	gcc -g -m32 -c -o $@ $<
 
 clean:
-	rm *.o paranthesinator out/*.out
+	rm -f *.o paranthesinator out/*.out