diff --git a/contrib/epee/include/storages/portable_storage_base.h b/contrib/epee/include/storages/portable_storage_base.h
index 3620dbcc..99c792e5 100644
--- a/contrib/epee/include/storages/portable_storage_base.h
+++ b/contrib/epee/include/storages/portable_storage_base.h
@@ -80,6 +80,7 @@ namespace epee
     struct array_entry_t
     {
       array_entry_t():m_it(m_array.end()){}        
+      array_entry_t(const array_entry_t& other):m_array(other.m_array), m_it(m_array.end()){}
 
       const t_entry_type* get_first_val() const 
       {