--- libbtcore/diskio/multifilecache.cpp
+++ libbtcore/diskio/multifilecache.cpp
@@ -343,7 +343,7 @@ namespace bt
 		// then make the file
 		if (dnd)
 		{
-			bt::Touch(tmpdir + "dnd" + bt::DirSeparator() + fpath);
+			bt::Touch(tmpdir + "dnd" + bt::DirSeparator() + fpath + ".dnd");
 		}
 		else
 		{