diff --git a/rowers/models.py b/rowers/models.py
index e338b52e..92af3718 100644
--- a/rowers/models.py
+++ b/rowers/models.py
@@ -2182,6 +2182,9 @@ class TrainingMesoCycle(models.Model):
 
         if not self.enddate <= self.startdate:
             super(TrainingMesoCycle,self).save(*args, **kwargs)
+        else:
+            self.enddate = self.startdate
+            super(TrainingMesoCycle,self).save(*args, **kwargs)
 
         microcycles = TrainingMicroCycle.objects.filter(plan = self)
         if not microcycles: