diff --git a/CONTRIBUTORS.txt b/CONTRIBUTORS.txt
index b9097bd..334e263 100644
--- a/CONTRIBUTORS.txt
+++ b/CONTRIBUTORS.txt
@@ -128,6 +128,7 @@ Contributors
 - Nando Florestan, 2014/11/27
 - Amos Latteier, 2014/11/30
 - Jimmy Thrasibule, 2014/12/11
+- Hugo Branquinho, 2015/01/21
 - Daniel Dourvaris, 2015/03/04
 - Dmitry Bogun, 2015/09/10
 - Tinne Cahy, 2015/12/22
diff --git a/colander/__init__.py b/colander/__init__.py
index a228266..949a36d 100644
--- a/colander/__init__.py
+++ b/colander/__init__.py
@@ -2116,9 +2116,12 @@ class _SchemaNode(object):
         """ Clone the schema node and return the clone.  All subnodes
         are also cloned recursively.  Attributes present in node
         dictionaries are preserved."""
-        cloned = self.__class__(self.typ)
-        cloned.__dict__.update(self.__dict__)
-        cloned.children = [ node.clone() for node in self.children ]
+        children = [node.clone() for node in self.children]
+        cloned = self.__class__(self.typ, *children)
+
+        attributes = self.__dict__.copy()
+        attributes.pop('children', None)
+        cloned.__dict__.update(attributes)
         return cloned
 
     def bind(self, **kw):
diff --git a/colander/tests/test_colander.py b/colander/tests/test_colander.py
index f8badc8..c58dd23 100644
--- a/colander/tests/test_colander.py
+++ b/colander/tests/test_colander.py
@@ -3423,6 +3423,13 @@ class TestSequenceSchema(unittest.TestCase):
         result = node.serialize([colander.null])
         self.assertEqual(result, [])
 
+    def test_clone(self):
+        import colander
+        thingnode = colander.SchemaNode(colander.String())
+        thingnode2 = colander.SchemaNode(colander.String())
+        schema = colander.SequenceSchema(colander.Sequence(), thingnode, thingnode2)
+        schema.clone()
+
 class TestTupleSchema(unittest.TestCase):
     def test_it(self):
         import colander