diff --git a/Rails.gitattributes b/Rails.gitattributes
index 8514c9e..d59949d 100644
--- a/Rails.gitattributes
+++ b/Rails.gitattributes
@@ -4,4 +4,4 @@
 # Define a dummy ours merge strategy with:
 #
 # $ git config --global merge.ours.driver true
-schema.rb merge=ours
+schema.rb merge=ours diff=ruby