diff --git a/rowers/tests/test_analysis.py b/rowers/tests/test_analysis.py
index 65c4e4f6..5a5d4fff 100644
--- a/rowers/tests/test_analysis.py
+++ b/rowers/tests/test_analysis.py
@@ -805,6 +805,7 @@ class WorkoutStatsTestNew(TestCase):
             'startdate':startdate,
             'enddate':enddate,
             'plottype':'scatter',
+            'trendline':True,
             'spmmin':15,
             'spmmax':55,
             'workmin':0,