diff --git a/.hgignore b/.hgignore
index 66f6af72..3c0c3aa4 100644
--- a/.hgignore
+++ b/.hgignore
@@ -2,3 +2,4 @@ syntax: glob
 DynamicBibleUtility/DynamicBibleUtility/bin
 DynamicBibleUtility/DynamicBibleUtility/obj
 *.suo
+*.orig