diff --git a/expes/expe_linear_convergence/plot_slides.py b/expes/expe_linear_convergence/plot_slides.py
index 72f799d9..4d109246 100644
--- a/expes/expe_linear_convergence/plot_slides.py
+++ b/expes/expe_linear_convergence/plot_slides.py
@@ -1,5 +1,4 @@
 # import numpy as np
-import os
 import pandas
 # import seaborn as sns
 import matplotlib.pyplot as plt