diff --git a/Koli_2017/.gitignore b/Koli_2017/.gitignore
index c690d68..fe3a6a8 100644
--- a/Koli_2017/.gitignore
+++ b/Koli_2017/.gitignore
@@ -1,2 +1,3 @@
 BDL_ERD.pdf
 Koli_2017_Stanger.pdf
+data