diff --git a/.gitattributes b/.gitattributes
index 6a0c3ffa..ccdadc9c 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -1,8 +1,10 @@
 # Auto detect text files and perform LF normalization
 * text=auto
-*.unity filter=lfs diff=lfs merge=lfs -text
+*.psd filter=lfs diff=lfs merge=lfs -text
 *.fbx filter=lfs diff=lfs merge=lfs -text
-*.asset filter=lfs diff=lfs merge=lfs -text
+*.obj filter=lfs diff=lfs merge=lfs -text
 *.png filter=lfs diff=lfs merge=lfs -text
 *.jpg filter=lfs diff=lfs merge=lfs -text
+*.asset filter=lfs diff=lfs merge=lfs -text
+*.unity filter=lfs diff=lfs merge=lfs -text
 *.prefab filter=lfs diff=lfs merge=lfs -text
diff --git a/.gitignore b/.gitignore
index 96ae0de9..495ca912 100644
--- a/.gitignore
+++ b/.gitignore
@@ -73,3 +73,12 @@ crashlytics-build.properties
 # Temporary auto-generated Android Assets
 /[Aa]ssets/[Ss]treamingAssets/aa.meta
 /[Aa]ssets/[Ss]treamingAssets/aa/*
+
+# OS generated files
+.DS_Store
+.DS_Store?
+._*
+.Spotlight-V100
+.Trashes
+ehthumbs.db
+Thumbs.db
\ No newline at end of file