diff --git a/tests/test_climat2.py b/tests/test_climat2.py
index e9955db..a1f141c 100644
--- a/tests/test_climat2.py
+++ b/tests/test_climat2.py
@@ -2,7 +2,6 @@ import os
 import shutil
 import subprocess
 import unittest
-import sys
 
 
 mat2_binary = ['./mat2']