typo/thinko in polygon docs

diff --git a/readme.xml b/readme.xml
index 5aa5cd9cfd38874db6a15e515bf9d972a8a72834..d31b8097c1fe940363dd4beb481b76e04b42ec43 100644 (file)
--- a/readme.xml
+++ b/readme.xml
@@ -1891,7 +1891,7 @@ mentioned above. Contributed to GPSBabel by Alex Mottram.</para>
          island or a hole, just append it to the main polygon.
 </para>
          <para> As with the arc filter, you specify a polygon by
-         specifying the name of the polygon that contains it, using
+         specifying the name of the file that contains it, using
          the file option.  You can also specify the exclude option,
          which reverses the operation of the filter so that it only
          includes points that are NOT in the polygon.