diff --git a/n3fit/src/n3fit/model_gen.py b/n3fit/src/n3fit/model_gen.py
index 467e2ef54d..5a69fe9396 100644
--- a/n3fit/src/n3fit/model_gen.py
+++ b/n3fit/src/n3fit/model_gen.py
@@ -790,7 +790,7 @@ def initializer_generator(seed, i_layer):
         pdfs = x_input
         for layer in list_of_pdf_layers:
             pdfs = layer(pdfs)
-        model = MetaModel({'NN_input': x_input}, pdfs, name=f"NNs")
+        model = MetaModel({'NN_input': x_input}, pdfs, name=NN_LAYER_ALL_REPLICAS)
 
         return model