diff --git a/user_guide/libraries/uri.html b/user_guide/libraries/uri.html
index 8d2f2ee..e221f4c 100644
--- a/user_guide/libraries/uri.html
+++ b/user_guide/libraries/uri.html
@@ -249,7 +249,7 @@
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 <a href="#top">Top of Page</a>&nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;
 <a href="../index.html">User Guide Home</a>&nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;
-Next Topic:&nbsp;&nbsp;<a href="validation.html">Validation Class</a>
+Next Topic:&nbsp;&nbsp;<a href="user_agent.html">User Agent Class</a>
 <p>
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 </div>