diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000000..de6a72abd5
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,9 @@
+*.css   diff=css
+*.html  diff=html
+*.pl    diff=perl
+*.rb    diff=ruby
+
+# Images are binary files
+*.ico   binary
+*.jpg   binary
+*.png   binary