diff --git a/back/tmc/models.py b/back/tmc/models.py
index b30eb3f..a042e75 100644
--- a/back/tmc/models.py
+++ b/back/tmc/models.py
@@ -3,10 +3,10 @@ from django.db import models
 
 class BaseCustomField(models.Model):
     name = models.CharField(max_length=120, )
-    text = models.TextField(null=True)
-    scan = models.TextField(null=True)
-    comment = models.TextField(null=True)
-    Image = models.ImageField(upload_to='images/', null=True)
+    text = models.TextField(null=True, blank=True)
+    scan = models.TextField(null=True, blank=True)
+    comment = models.TextField(null=True, blank=True)
+    Image = models.ImageField(upload_to='images/', blank=True, null=True)
 
     
     def __str__(self):