diff --git a/pytorch/pytorch.py b/pytorch/pytorch.py
index 9d28a36..5fae4d1 100644
--- a/pytorch/pytorch.py
+++ b/pytorch/pytorch.py
@@ -132,7 +132,7 @@ def evaluate(model, val_loader):
     return model.validation_epoch_end(outputs)
     
 @ex.capture
-def fit(epochs, lr, model, train_loader, val_loader, opt_func=torch.optim.SGD, _run):
+def fit(epochs, lr, model, train_loader, val_loader,_run, opt_func=torch.optim.SGD):
     history = []
     optimizer = opt_func(model.parameters(), lr)
     for epoch in range(epochs):