diff --git a/src/utils/ptr_vector.hpp b/src/utils/ptr_vector.hpp
index 4231c0a1c..814259551 100644
--- a/src/utils/ptr_vector.hpp
+++ b/src/utils/ptr_vector.hpp
@@ -221,6 +221,26 @@ public:
 
     }   // remove
 
+    typename AlignedArray<TYPE*>::iterator begin()
+    {
+        return m_contents_vector.begin();
+    }
+
+    typename AlignedArray<TYPE*>::iterator end()
+    {
+        return m_contents_vector.end();
+    }
+
+    typename AlignedArray<TYPE*>::const_iterator begin() const
+    {
+        return m_contents_vector.begin();
+    }
+
+    typename AlignedArray<TYPE*>::const_iterator end() const
+    {
+        return m_contents_vector.end();
+    }
+
     // ------------------------------------------------------------------------
     /**
     * \brief Removes and deletes the given object.