diff --git a/include/IList.h b/include/IList.h
index e66cd00..c94cfed 100644
--- a/include/IList.h
+++ b/include/IList.h
@@ -26,7 +26,9 @@ public:
   void swap(IList<T> &list) { IListBase::swap(list); }
   T *head() const { return (T *)IListBase::head(); }
   T *get() { return (T *)IListBase::get(); }
+  using
   IListBase::clear;
+  using
   IListBase::empty;
 friend class IListIter<T>;
 private:
diff --git a/include/IListIter.h b/include/IListIter.h
index 74e1bd6..d322bf8 100644
--- a/include/IListIter.h
+++ b/include/IListIter.h
@@ -17,7 +17,9 @@ public:
   IListIter(const IList<T> &list) : IListIterBase(list) { }
   T *cur() const { return (T *)IListIterBase::cur(); }
   
+  using
   IListIterBase::next;
+  using
   IListIterBase::done;
 };
 
diff --git a/include/Ptr.h b/include/Ptr.h
index c6b2767..5dda0ca 100644
--- a/include/Ptr.h
+++ b/include/Ptr.h
@@ -69,7 +69,9 @@ public:
   const T *operator->() const { return Ptr<T>::pointer(); }
   const T &operator*() const { return *Ptr<T>::pointer(); }
   void swap(ConstPtr<T> &p) { Ptr<T>::swap(p); }
+  using
   Ptr<T>::isNull;
+  using
   Ptr<T>::clear;
   Boolean operator==(const Ptr<T> &p) const { return Ptr<T>::operator==(p); }
   Boolean operator!=(const Ptr<T> &p) const { return Ptr<T>::operator!=(p); }
diff --git a/lib/Parser.h b/lib/Parser.h
index e721000..c6c41b2 100644
--- a/lib/Parser.h
+++ b/lib/Parser.h
@@ -62,15 +62,25 @@ public:
   Parser(const SgmlParser::Params &);
   Event *nextEvent();
   void parseAll(EventHandler &, const volatile sig_atomic_t *cancelPtr);
+  using
   ParserState::sdPointer;
+  using
   ParserState::instanceSyntaxPointer;
+  using
   ParserState::prologSyntaxPointer;
+  using
   ParserState::activateLinkType;
+  using
   ParserState::allLinkTypesActivated;
+  using
   ParserState::entityManager;
+  using
   ParserState::entityCatalog;
+  using
   ParserState::baseDtd;
+  using
   ParserState::options;
+  using 
   ParserState::instantiateDtd;
   friend class PiAttspecParser;
 private: