diff --git a/2012/omoikane/.gitignore b/2012/omoikane/.gitignore
index e82960a40..38289f738 100644
--- a/2012/omoikane/.gitignore
+++ b/2012/omoikane/.gitignore
@@ -1,5 +1,8 @@
+data
 data.c
+key
 key.c
 nyaruko
+output
 output.c
 regenerated.bin