diff --git a/models/LIFACnoise.py b/models/LIFACnoise.py
index 47ce96c..28893b7 100644
--- a/models/LIFACnoise.py
+++ b/models/LIFACnoise.py
@@ -269,7 +269,8 @@ def rectify_stimulus_array(stimulus_array: np.ndarray):
 
 @jit(nopython=True)
 def simulate_fast(rectified_stimulus_array, total_time_s, parameters: np.ndarray):
-    # rectified_stimulus_array = np.power(rectified_stimulus_array, 3) # TODO !
+    rectified_stimulus_array = np.power(rectified_stimulus_array, 3)  # TODO !
+
     v_zero = parameters[0]
     a_zero = parameters[1]
     step_size = parameters[2]