diff --git a/src/systemc/ext/tlm_core/2/sockets/initiator_socket.hh b/src/systemc/ext/tlm_core/2/sockets/initiator_socket.hh
index 75f8f0a..35c650b 100644
--- a/src/systemc/ext/tlm_core/2/sockets/initiator_socket.hh
+++ b/src/systemc/ext/tlm_core/2/sockets/initiator_socket.hh
@@ -120,6 +120,8 @@
         (s.get_base_export())(get_base_export());
     }
 
+    using port_type::bind;
+
     void operator() (base_type &s) { bind(s); }
 
     //
@@ -169,9 +171,6 @@
 
   protected:
     export_type m_export;
-
-  private:
-    using port_type::bind;
 };
 
 //