diff --git a/bmi_geotiff/bmi.py b/bmi_geotiff/bmi.py
index e14fd78..606b0c9 100644
--- a/bmi_geotiff/bmi.py
+++ b/bmi_geotiff/bmi.py
@@ -1,5 +1,4 @@
 from collections import namedtuple
-from typing import Tuple
 
 import numpy
 import yaml