diff --git a/solve_large_odcm.py b/solve_large_odcm.py
index 9325130..41db1d7 100644
--- a/solve_large_odcm.py
+++ b/solve_large_odcm.py
@@ -19,12 +19,9 @@
    limitations under the License.
 """
 import os
-import sys
-import time
 import datetime
 import traceback
 import argparse
-import subprocess
 from distutils.util import strtobool
 
 import arcpy