diff --git a/docs/Lexicon.rst b/docs/Lexicon.rst
index fccfd5f85d8..65b7a3e84cd 100644
--- a/docs/Lexicon.rst
+++ b/docs/Lexicon.rst
@@ -159,7 +159,7 @@ R
     ``Constant::replaceUsesOfWithOnConstant()`` implement the replacement of one
     Value with another by iterating over its def/use chain and fixing up all of
     the pointers to point to the new value.  See
-    also `def/use chains <ProgrammersManual.html#iterate_chains>`_.
+    also `def/use chains <ProgrammersManual.html#iterating-over-def-use-use-def-chains>`_.
 
 **Reassociation**
     Rearranging associative expressions to promote better redundancy elimination