diff --git a/pina/solver/solver.py b/pina/solver/solver.py
index 442574224..324d6f0c7 100644
--- a/pina/solver/solver.py
+++ b/pina/solver/solver.py
@@ -325,8 +325,7 @@ def default_torch_scheduler():
         :return: The default scheduler.
         :rtype: Scheduler
         """
-
-        return TorchScheduler(torch.optim.lr_scheduler.ConstantLR)
+        return TorchScheduler(torch.optim.lr_scheduler.ConstantLR, factor=1.0)
 
     @property
     def problem(self):