diff --git a/rowers/integrations/intervals.py b/rowers/integrations/intervals.py
index 8d65d39c..e689bdbc 100644
--- a/rowers/integrations/intervals.py
+++ b/rowers/integrations/intervals.py
@@ -219,7 +219,7 @@ class IntervalsIntegration(SyncIntegration):
 
         thetype = mytypes.intervalsmapping[workout.workouttype]
         jsondict = {'type': thetype}
-        subtype = w.sub_type
+        subtype = workout.sub_type
         if subtype:
             jsondict['sub_type'] = subtype