diff --git a/seminar/models.py b/seminar/models.py
index 327e7424..ff074ff7 100644
--- a/seminar/models.py
+++ b/seminar/models.py
@@ -727,7 +727,7 @@ class Tema(Problem):
 	def save(self, *args, **kwargs):
 		super().save(*args, **kwargs)
 		# *Node.save() aktualizuje název *Nodu.
-		for tvcn in self_temavcislenode_set:
+		for tvcn in self_temavcislenode_set.all():
 			tvcn.save()
 
 class Clanek(Problem):
@@ -779,7 +779,7 @@ class Text(SeminarModelBase):
 	def save(self, *args, **kwargs):
 		super().save(*args, **kwargs)
 		# *Node.save() aktualizuje název *Nodu.
-		for tn in self.textnode_set:
+		for tn in self.textnode_set.all():
 			tn.save()