diff --git a/include/boost/bind/mem_fn.hpp b/include/boost/bind/mem_fn.hpp
index 5cfbb99e..e417fa94 100644
--- a/include/boost/bind/mem_fn.hpp
+++ b/include/boost/bind/mem_fn.hpp
@@ -179,7 +179,7 @@ template<class R, class T> class dm
 
 private:
 
-    typedef R (T::*Pm);
+    typedef R T::*Pm;
     Pm pm_;
 
 public: