diff --git a/Model.py b/Model.py
index 4eb6ced..50010aa 100644
--- a/Model.py
+++ b/Model.py
@@ -349,7 +349,7 @@ class Model:
             FCa_0,  # FCa
         ]
 
-    def calculated_current(self, states, t, V):
+    def calculated_current(self, states, V):
         ICaL = self.gCaL * states[1, :] * (V - self.ECaL)
         return ICaL
 
diff --git a/__pycache__/Model.cpython-311.pyc b/__pycache__/Model.cpython-311.pyc
index 51c2fda..21ab746 100644
Binary files a/__pycache__/Model.cpython-311.pyc and b/__pycache__/Model.cpython-311.pyc differ
diff --git a/fitter.py b/fitter.py
index 7fd5a0b..de85aa7 100644
--- a/fitter.py
+++ b/fitter.py
@@ -42,7 +42,7 @@ class Fitter:
             return current
 
         k = np.zeros(current.size)
-        k[k.size // 2:] = np.exp(-np.arange(k.size // 2) / np.abs(tau))
+        k[k.size // 2 :] = np.exp(-np.arange(k.size // 2) / np.abs(tau))
         k /= k.sum()
 
         if tau > 0:
@@ -65,13 +65,13 @@ class Fitter:
             times=self.time_points,
             tspan=self.tspan,
             dt=self.dt,
-            initial_values=self.initial_values
+            initial_values=self.initial_values,
         )
 
         states = self.initial_values
         t = [0, 1000]
         V = model.mem_potential(t)
-        _calc_curr = model.calculated_current(states, t, V)
+        _calc_curr = model.calculated_current(states, V)
         calculated_current = (
             self.convolve_current(_calc_curr, tau=tau_RC)[self.current_time_indecies]
             + offset
@@ -153,7 +153,7 @@ class Fitter:
             initial_values=self.initial_values,
             tspan=self.tspan,
             dt=self.dt,
-            times=self.time_points
+            times=self.time_points,
         )
 
         _calc_curr = model.calculated_current()