diff --git a/include/boost/algorithm/searching/boyer_moore.hpp b/include/boost/algorithm/searching/boyer_moore.hpp
index 65a809d..a72a40e 100644
--- a/include/boost/algorithm/searching/boyer_moore.hpp
+++ b/include/boost/algorithm/searching/boyer_moore.hpp
@@ -172,15 +172,15 @@ Requirements:
                 }
             }
 
-        void build_suffix_table ( patIter pat_first, patIter pat_last ) {
-            const std::size_t count = (std::size_t) std::distance ( pat_first, pat_last );
+        void build_suffix_table ( patIter first, patIter last ) {
+            const std::size_t count = (std::size_t) std::distance ( first, last );
             
             if ( count > 0 ) {  // empty pattern
                 std::vector<typename std::iterator_traits<patIter>::value_type> reversed(count);
-                (void) std::reverse_copy ( pat_first, pat_last, reversed.begin ());
+                (void) std::reverse_copy ( first, last, reversed.begin ());
                 
                 std::vector<difference_type> prefix (count);
-                compute_bm_prefix ( pat_first, pat_last, prefix );
+                compute_bm_prefix ( first, last, prefix );
         
                 std::vector<difference_type> prefix_reversed (count);
                 compute_bm_prefix ( reversed.begin (), reversed.end (), prefix_reversed );