diff --git a/doc/reference/algorithms.qbk b/doc/reference/algorithms.qbk
index ce4b140..8dcd848 100644
--- a/doc/reference/algorithms.qbk
+++ b/doc/reference/algorithms.qbk
@@ -63,7 +63,7 @@ std::vector<int> vec = ...;
 boost::erase(vec, boost::unique<boost::return_found_end>(boost::sort(vec)));
 ``
 
-Notice the use of `boost::return_found_end`. What if we wanted to erase all the duplicates except one of them? In old-fashined STL-programming we might write
+Notice the use of `boost::return_found_end`. What if we wanted to erase all the duplicates except one of them? In old-fashioned STL-programming we might write
 
 ``
 // assume 'vec' is already sorted