diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 000000000000..9bc433dccc9c
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,3 @@
+# This ensures that all files that git considers to be text will have
+# normalized (Unix-style, LF) line endings in the repository.
+* text=auto