diff --git a/concept_covering.htm b/concept_covering.htm
index 42b301d..0ae2029 100644
--- a/concept_covering.htm
+++ b/concept_covering.htm
@@ -35,7 +35,7 @@ component. If the program compiles then one can be sure that the
 concepts cover the component.
 
 The following code shows the archetype class for the <a
-href="http://www.sgi.com/Technology/STL/trivial.html">TrivialIterator</a>
+href="http://www.sgi.com/tech/stl/trivial.html">TrivialIterator</a>
 concept. Some care must be taken to ensure that the archetype is an
 exact match to the concept. For example, the concept states that the
 return type of <tt>operator*()</tt> must be convertible to the value
@@ -94,7 +94,7 @@ The following is an excerpt from <a
 href="./stl_concept_covering.cpp"><tt>stl_concept_covering.cpp</tt></a>
 that shows how archetypes can be used to check the requirement
 documentation for
-<a href="http://www.sgi.com/Technology/STL/stable_sort.html">
+<a href="http://www.sgi.com/tech/stl/stable_sort.html">
 <tt>std::stable_sort()</tt></a>. In this case, it looks like the <a
 href="../utility/CopyConstructible.html">CopyConstructible</a> and <a
 href="../utility/Assignable.html">Assignable</a> requirements were