diff --git a/src/saml2/config.py b/src/saml2/config.py
index 2626143..13e0eb6 100644
--- a/src/saml2/config.py
+++ b/src/saml2/config.py
@@ -56,6 +56,17 @@ class Config(object):
 
     def serves(self):
         return [t for t in ["sp", "idp", "aa"] if self._attr[t]]
+
+    def copy_into(self, typ=""):
+        if typ == "sp":
+            copy = SPConfig()
+        elif typ in ["idp", "aa"]:
+            copy = IdPConfig()
+        else:
+            copy = Config()
+        copy.context = typ
+        copy._attr = self._attr.copy()
+        return copy
     
     def __getattribute__(self, item):
         if item == "context":
diff --git a/tests/test_31_config.py b/tests/test_31_config.py
index 213cddb..7a77412 100644
--- a/tests/test_31_config.py
+++ b/tests/test_31_config.py
@@ -217,4 +217,17 @@ def test_sp():
                             BINDING_HTTP_POST) == ["http://localhost:8088/slo"]
     assert cnf.endpoint("assertion_consumer_service") == \
                                             "http://lingon.catalogix.se:8087/"
-    assert len(cnf.idps()) == 1
\ No newline at end of file
+    assert len(cnf.idps()) == 1
+
+def test_dual():
+    cnf = Config().load_file("idp_sp_conf")
+    cnf.serves() == ["sp", "idp"]
+
+    spcnf = cnf.copy_into("sp")
+    assert isinstance(spcnf, SPConfig)
+    assert spcnf.context == "sp"
+
+    idpcnf = cnf.copy_into("idp")
+    assert isinstance(idpcnf, IdPConfig)
+    assert idpcnf.context == "idp"
+