diff --git a/rowers/views.py b/rowers/views.py
index f222be4c..7b80906e 100644
--- a/rowers/views.py
+++ b/rowers/views.py
@@ -369,7 +369,6 @@ def add_workout_from_strokedata(user,importid,data,strokedata,source='c2'):
 		       ' longitude':loncoord,
 		       ' latitude':latcoord,
 		       ' Stroke500mPace (sec/500m)':pace,
-		       ' DragFactor':np.zeros(nr_rows),
 		       ' Power (watts)':power,
 		       ' DragFactor':np.zeros(nr_rows),
 		       ' DriveLength (meters)':np.zeros(nr_rows),