diff --git a/include/boost/python/list.hpp b/include/boost/python/list.hpp
index c732b4fd..3de6dedd 100644
--- a/include/boost/python/list.hpp
+++ b/include/boost/python/list.hpp
@@ -94,8 +94,8 @@ class list : public object
     }
     
  public: // implementation detail -- for internal use only
-    explicit list(detail::borrowed_reference);
-    explicit list(detail::new_reference);
+    inline explicit list(detail::borrowed_reference);
+    inline explicit list(detail::new_reference);
     
  private:
     static BOOST_PYTHON_DECL detail::new_reference call(object const&);
diff --git a/include/boost/python/object_core.hpp b/include/boost/python/object_core.hpp
index 35817f21..e82ff47e 100755
--- a/include/boost/python/object_core.hpp
+++ b/include/boost/python/object_core.hpp
@@ -195,8 +195,8 @@ namespace api
   struct object_base : object_operators<object>
   {
       // copy constructor without NULL checking, for efficiency. 
-      object_base(object_base const&);
-      object_base(PyObject* ptr);
+      inline object_base(object_base const&);
+      inline object_base(PyObject* ptr);
       
       object_base& operator=(object_base const& rhs);
       ~object_base();