diff --git a/tests/icosagon/test_declayer.py b/tests/icosagon/test_declayer.py
index 26eb3cb..cd903f1 100644
--- a/tests/icosagon/test_declayer.py
+++ b/tests/icosagon/test_declayer.py
@@ -102,17 +102,17 @@ def test_decode_layer_03():
 def test_decode_layer_04():
     d = Data()
     d.add_node_type('Dummy', 100)
-    assert len(d.relation_types[0, 0]) == 0
+    assert len(d.relation_families) == 0
 
     prep_d = prepare_training(d, TrainValTest(.8, .1, .1))
 
     in_layer = OneHotInputLayer(d)
     d_layer = DecagonLayer(in_layer.output_dim, 32, d)
-    dec_layer = DecodeLayer(input_dim=d_layer.output_dim, data=prep_d, keep_prob=1.,
-        decoder_class=DEDICOMDecoder, activation=lambda x: x)
+    dec_layer = DecodeLayer(input_dim=d_layer.output_dim, data=prep_d,
+        keep_prob=1., activation=lambda x: x)
     seq = torch.nn.Sequential(in_layer, d_layer, dec_layer)
 
-    pred_adj_matrices = seq(None)
+    pred = seq(None)
 
-    assert isinstance(pred_adj_matrices, dict)
-    assert len(pred_adj_matrices) == 0
+    assert isinstance(pred, Predictions)
+    assert len(pred.relation_families) == 0