diff --git a/BLcourse2.3/02_two_dim.py b/BLcourse2.3/02_two_dim.py
index fbe9a7e7d118a222f8abc63f5083426e5331eeb7..cde9cc7b0e6d4eb5b1c6ca479b272afc9c2fdf88 100644
--- a/BLcourse2.3/02_two_dim.py
+++ b/BLcourse2.3/02_two_dim.py
@@ -27,12 +27,11 @@ import torch
 import gpytorch
 from matplotlib import pyplot as plt
 from matplotlib import is_interactive
-from mpl_toolkits.mplot3d import Axes3D
 import numpy as np
 
 from sklearn.preprocessing import StandardScaler
 
-from utils import extract_model_params, plot_samples, fig_ax_3d
+from utils import extract_model_params, fig_ax_3d
 # -