diff --git a/aitrainer_backoffice/aitrainer_backoffice/models/training_plan.py b/aitrainer_backoffice/aitrainer_backoffice/models/training_plan.py
index b559c1a..c414969 100644
--- a/aitrainer_backoffice/aitrainer_backoffice/models/training_plan.py
+++ b/aitrainer_backoffice/aitrainer_backoffice/models/training_plan.py
@@ -11,7 +11,7 @@ from ..models.training_program import TrainingProgram
 class TrainingPlan(models.Model):
     training_plan_id = models.AutoField(primary_key=True)
     tree = models.ForeignKey(ExerciseTree,on_delete=models.CASCADE, limit_choices_to={'active':True})
-    training_program = models.ForeignKey(TrainingProgram, on_delete=models.CASCADE)
+    training_program = models.ForeignKey(TrainingProgram, on_delete=models.CASCADE, blank=True,null=True)
     name = models.CharField(max_length=100, help_text='The name of the training plan',
                             verbose_name=_("name"))
     description = RichTextField(blank=True, null=True)