diff --git a/force_bdss/core_plugins/dummy/dummy_dakota/dakota_communicator.py b/force_bdss/core_plugins/dummy/dummy_dakota/dakota_communicator.py
index dfcc11349ec3a2db0093958f096267340f619966..33d1ded044bd45ee5351f8e0cfdea7ddc3639390 100644
--- a/force_bdss/core_plugins/dummy/dummy_dakota/dakota_communicator.py
+++ b/force_bdss/core_plugins/dummy/dummy_dakota/dakota_communicator.py
@@ -13,6 +13,7 @@ class DummyDakotaCommunicator(BaseMCOCommunicator):
             values=numpy.array(values)
         )
 
+
     def send_to_mco(self, kpi_results):
         data = " ".join(
             [" ".join(list(map(str, r.values.tolist()))) for r in kpi_results]
diff --git a/force_bdss/core_plugins/dummy/dummy_dakota/dakota_model.py b/force_bdss/core_plugins/dummy/dummy_dakota/dakota_model.py
index f8ab40d3395e9923654779e2245b21354a7c1125..65150979e82bf7dfe79074baf5f978053a23ef1b 100644
--- a/force_bdss/core_plugins/dummy/dummy_dakota/dakota_model.py
+++ b/force_bdss/core_plugins/dummy/dummy_dakota/dakota_model.py
@@ -1,6 +1,5 @@
-from traits.api import List, String
 from force_bdss.api import BaseMCOModel
 
 
 class DummyDakotaModel(BaseMCOModel):
-    value_types = List(String)
+    pass
diff --git a/force_bdss/core_plugins/dummy_mco/dakota/dakota_model.py b/force_bdss/core_plugins/dummy_mco/dakota/dakota_model.py
index 3c0d14a4dffbc438c267eb32121010b8fd1437f4..5ff9571f510e81810640be1ca41917ed41f7974e 100644
--- a/force_bdss/core_plugins/dummy_mco/dakota/dakota_model.py
+++ b/force_bdss/core_plugins/dummy_mco/dakota/dakota_model.py
@@ -1,5 +1,6 @@
+from traits.api import List, String
 from force_bdss.api import BaseMCOModel
 
 
 class DakotaModel(BaseMCOModel):
-    pass
+    value_types = List(String)