diff --git a/include/boost/function/function_template.hpp b/include/boost/function/function_template.hpp
index 231cfef..db8e470 100644
--- a/include/boost/function/function_template.hpp
+++ b/include/boost/function/function_template.hpp
@@ -101,7 +101,7 @@ namespace boost {
                         BOOST_FUNCTION_PARMS)
 
         {
-          FunctionObj* f = static_cast<FunctionObj*>(function_obj_ptr.obj_ptr);
+          FunctionObj* f = (FunctionObj*)(function_obj_ptr.obj_ptr);
           return (*f)(BOOST_FUNCTION_ARGS);
         }
       };
@@ -118,7 +118,7 @@ namespace boost {
                                BOOST_FUNCTION_PARMS)
 
         {
-          FunctionObj* f = static_cast<FunctionObj*>(function_obj_ptr.obj_ptr);
+          FunctionObj* f = (FunctionObj*)(function_obj_ptr.obj_ptr);
           (*f)(BOOST_FUNCTION_ARGS);
           return unusable();
         }