diff --git a/TurTLE/DNS.py b/TurTLE/DNS.py
index 21ef90ededf297c557b9395eff86d7b5e7c5e5e8..9b490c778b5cdf97d0ef0b7cf2f0244e9ee68d45 100644
--- a/TurTLE/DNS.py
+++ b/TurTLE/DNS.py
@@ -27,7 +27,6 @@ import os
 import sys
 import shutil
 import subprocess
-import argparse
 import h5py
 import math
 import numpy as np