Update snippet name.

diff --git a/Documentation/user/editorial.itely b/Documentation/user/editorial.itely
index a4699a03c98a051f4cfe8ec632d78c0c303e9374..e9ceb6bd3601ff04a6be2ae5f6d6ee1095d27c0d 100644 (file)
--- a/Documentation/user/editorial.itely
+++ b/Documentation/user/editorial.itely
@@ -531,7 +531,7 @@ lines.
 @snippets
 
 @lilypondfile[verbatim,lilyquote,ragged-right,texidoc]
-{grid-lines-changing-their-appearance.ly}
+{grid--lines-changing-their-appearance.ly}
 
 
 @seealso