diff --git a/geomagio/imfv283/IMFV283Factory.py b/geomagio/imfv283/IMFV283Factory.py
index b8a50b137b12e71b92cc7b6de9d43898ed5a9131..2dc9edc9a03d13c4bb23aac61477d75d270d26f0 100644
--- a/geomagio/imfv283/IMFV283Factory.py
+++ b/geomagio/imfv283/IMFV283Factory.py
@@ -7,7 +7,6 @@ from ..TimeseriesFactory import TimeseriesFactory
 from ..Util import read_url
 from IMFV283Parser import IMFV283Parser
 from ..ObservatoryMetadata import ObservatoryMetadata
-import subprocess
 
 
 class IMFV283Factory(TimeseriesFactory):