diff --git a/rowers/interactiveplots.py b/rowers/interactiveplots.py
index 0e214a83..9c99d441 100644
--- a/rowers/interactiveplots.py
+++ b/rowers/interactiveplots.py
@@ -278,7 +278,12 @@ def interactive_workouttype_piechart(workouts):
 
     data = pd.Series(datadict).reset_index(name='value').rename(columns={'index':'type'})
     data['angle'] = data['value']/data['value'].sum() * 2*pi
-    data['color'] = Category20c[len(datadict)]
+    if len(datadict)>2:
+        data['color'] = Category20c[len(datadict)]
+    elif len(datadict)==2:
+        data['color'] = ['orange','lightblue']
+    else:
+        data['color'] = ['lightblue']
     data['totaltime']  = pd.Series([pretty_timedelta(v) for v in data['value']])
 
     p = figure(plot_height=350, title="Types", toolbar_location=None,