diff --git a/.gitignore b/.gitignore
index a6d6f6362e9ac81fadcb2ab8bb4dbf394705a1c5..6e59ff1c8422e1dd524b04d7ba6a5f541d9fa2dc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,4 +8,9 @@ session_*/*.log
 session_*/slides_cache
 session_*/slides_files
 *.Rproj
+.DS_Store
+session_2/data-raw/
+session_2/mpg.csv
+session_*/session_*_cache/
+session_(/session_*_files/