diff --git a/rowers/views/analysisviews.py b/rowers/views/analysisviews.py
index e1cbcaba..69a17863 100644
--- a/rowers/views/analysisviews.py
+++ b/rowers/views/analysisviews.py
@@ -4841,6 +4841,7 @@ def history_view_data(request,userid=0):
 
 
     typeselect = 'All'
+
     if request.GET.get('workouttype'):
         typeselect = request.GET.get('workouttype')
 
@@ -4848,7 +4849,8 @@ def history_view_data(request,userid=0):
         typeselect = 'All'
 
     yaxis = request.GET.get('yaxis','duration')
-    if yaxis not in ['duration','rscore','trimp']:
+    
+    if yaxis.lower() not in ['duration','rscore','trimp']:
         yaxis = 'duration'
 
     g_workouts = Workout.objects.filter(