diff --git a/string/doc/design.xml b/string/doc/design.xml
index db5129c..2affb7a 100644
--- a/string/doc/design.xml
+++ b/string/doc/design.xml
@@ -40,7 +40,7 @@
         </para>
         <para>
             In the reference and also in the code, requirement on the string type is designated by the name of
-            template argument. <code>CollectionT</code> means that the basic collection requirements must hold.
+            template argument. <code>RangeT</code> means that the basic range requirements must hold.
             <code>SequenceT</code> designates extended sequence requirements.
         </para>
     </section>
diff --git a/string/doc/usage.xml b/string/doc/usage.xml
index 7c8d6c2..e3b2324 100644
--- a/string/doc/usage.xml
+++ b/string/doc/usage.xml
@@ -300,7 +300,7 @@
             Note that the find iterators have only one template parameter. It is the base iterator type.
             The Finder is specified at runtime. This allows us to typedef a find iterator for
             common string types and reuse it. Additionally make_*_iterator functions help
-            to construct a find iterator for a particular collection.
+            to construct a find iterator for a particular range.
         </para>
         <para>
             See the reference in <headername>boost/algorithm/string/find_iterator.hpp</headername>.