diff --git a/docs/config.html b/docs/config.html
index b20d28c..b201b26 100644
--- a/docs/config.html
+++ b/docs/config.html
@@ -98,6 +98,9 @@ use for logging output.  Note: this configuration value is processed
 <dd>Number of seconds to wait for any given feed</dd>
 <dt><del>new_feed_items</del></dt>
 <dd>Number of items to take from new feeds</dd>
+<dt><ins>spider_threads</ins></dt>
+<dd>The number of threads to use when spidering. When set to 0, the default, 
+   no threads are used and spidering follows the traditional algorithm.</dd>
 </dl>
 </blockquote>