diff --git a/.DS_Store b/.DS_Store
index 61a2a399f..0086a4a5b 100644
Binary files a/.DS_Store and b/.DS_Store differ
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 000000000..e43b0f988
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+.DS_Store
diff --git a/sb/.DS_Store b/sb/.DS_Store
index 4b932011d..cbb3c5692 100644
Binary files a/sb/.DS_Store and b/sb/.DS_Store differ