diff --git a/include/boost/function.hpp b/include/boost/function.hpp
index da7bc28..608ef99 100644
--- a/include/boost/function.hpp
+++ b/include/boost/function.hpp
@@ -786,21 +786,21 @@ namespace boost {
     }
 
     template<typename Functor>
-    void set(Functor BOOST_FUNCTION_TARGET_FIX(const &) f,
-             int deprecated = 0)
+    void set(Functor BOOST_FUNCTION_TARGET_FIX(const &) f)
     {
+      int deprecated;
       self_type(f).swap(*this);
     }
 
-    void set(const base_type& f,
-             int deprecated = 0)
+    void set(const base_type& f)
     {
+      int deprecated;
       self_type(f).swap(*this);
     }
 
-    void set(const self_type& f,
-             int deprecated = 0)                             
+    void set(const self_type& f)                             
     {
+      int deprecated;
       self_type(f).swap(*this);
     }   
   };
diff --git a/include/boost/function/function_template.hpp b/include/boost/function/function_template.hpp
index 3a64705..e7b2e6e 100644
--- a/include/boost/function/function_template.hpp
+++ b/include/boost/function/function_template.hpp
@@ -322,9 +322,9 @@ namespace boost {
     }
 
     template<typename Functor>
-    void set(Functor BOOST_FUNCTION_TARGET_FIX(const &) f,
-             int deprecated = 0)
+    void set(Functor BOOST_FUNCTION_TARGET_FIX(const &) f)
     {
+      int deprecated;
       self_type(f, static_cast<const Mixin&>(*this)).swap(*this);
     }