1 files changed, 7 insertions, 5 deletions

diff --git a/include/plist/Dictionary.h b/include/plist/Dictionary.h
index 8468ab5..6169774 100644
--- a/include/plist/Dictionary.h
+++ b/include/plist/Dictionary.h
@@ -35,17 +35,19 @@ class Dictionary : public Structure
         Dictionary();
         Dictionary(plist_t node);
         Dictionary(Dictionary& d);
-        Dictionary& operator=(const Dictionary& d);
+        Dictionary& operator=(Dictionary& d);
         virtual ~Dictionary();
-        
+
+        Node* Clone();
+
         typedef std::map<std::string,Node*>::iterator iterator;
         
-        Node* operator[](std::string& key);
+        Node* operator[](const std::string& key);
         iterator Begin();
         iterator End();
-        void Insert(std::string& key, Node* node);
+        void Insert(const std::string& key, Node* node);
         void Remove(Node* node);
-        void Remove(std::string& key);
+        void Remove(const std::string& key);
         
     private :
         std::map<std::string,Node*> _map;