diff --git a/.gitignore b/.gitignore
index c2abd0a..7d68b68 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,4 +4,4 @@ node_modules
 todo/**
 _*.js
 solution-*.js
-old/
\ No newline at end of file
+old
\ No newline at end of file