diff --git a/2004/kopczynski/.gitignore b/2004/kopczynski/.gitignore
index 1c40784e5..412b0abbc 100644
--- a/2004/kopczynski/.gitignore
+++ b/2004/kopczynski/.gitignore
@@ -1 +1,2 @@
 kopczynski
+kopczynski.alt