diff --git a/rowers/serializers.py b/rowers/serializers.py
index f3104184..52f0e13d 100644
--- a/rowers/serializers.py
+++ b/rowers/serializers.py
@@ -195,6 +195,7 @@ class WorkoutSerializer(serializers.ModelSerializer):
             'date',
             'workouttype',
             'starttime',
+            'startdatetime',
             'distance',
             'duration',
             'averagehr',
@@ -207,7 +208,11 @@ class WorkoutSerializer(serializers.ModelSerializer):
             'inboard',
             'oarlength',
             'privacy',
-            'rankingpiece'
+            'rankingpiece',
+            'trimp',
+            'rscore',
+            'normp',
+            'duplicate',
         )
 
     def create(self, validated_data): # pragma: no cover