diff --git a/Patches.md b/Patches.md
index 36d0e1f..ec81699 100644
--- a/Patches.md
+++ b/Patches.md
@@ -2,17 +2,17 @@
 
 Please create a new ticket to track the issue unless your patch is a patch for an issue that is already ticketed.
 
-Then run the following darcs commands to generate a darcs patch file named `WHAT.darcspatch.txt`:
+Then run the following darcs commands to generate a darcs patch file named `WHAT.darcs.patch`:
 
 ```
   darcs record
-  darcs send -o WHAT.darcspatch.txt
+  darcs send -o WHAT.darcs.patch
 ```
 
 Please write a descriptive patch name and description like these ones: changeset:8ba536319689ec8e, changeset:1de4d2c594ee64c8, changeset:d0706d27ea2624b5, changeset:63b28d707b12202f, changeset:c18b934c6a8442f8, changeset:7cadb49b88c03209, changeset:be6139dad72cdf49.
 
 And attach it to the ticket.
 
-Please use a filename like `*.darcspatch.txt` so that Trac will display it with proper syntax highlighting.
+Please use a filename like `*.darcs.patch` so that Trac will display it with proper syntax highlighting.
 
 Or without darcs you can attach a normal old unified diff. If you do that, please use a filename like `*.patch` so that Trac will display it with syntax highlighting. (If using darcs, you can generate a unified diff with `darcs whatsnew --unified`.)
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