diff --git a/Collection/HashMap.mqh b/Collection/HashMap.mqh
index 91781ba..d9aa70e 100644
--- a/Collection/HashMap.mqh
+++ b/Collection/HashMap.mqh
@@ -63,7 +63,7 @@ public:
 
    int               append(Key key,Value value)
      {
-      int ni=append();
+      int ni=HashEntriesBase<Key>::append();
       m_keys[ni]=key;
       m_values[ni]=value;
       return ni;
@@ -71,7 +71,7 @@ public:
 
    void              unremove(int i,Key key,Value value)
      {
-      unremove(i);
+      HashEntriesBase<Key>::unremove(i);
       m_keys[i]=key;
       m_values[i]=value;
      }