diff --git a/seminar/views/views_all.py b/seminar/views/views_all.py
index 3f2cdf01..16f8ae55 100644
--- a/seminar/views/views_all.py
+++ b/seminar/views/views_all.py
@@ -442,17 +442,17 @@ class OdmenyView(generic.TemplateView):
 
 	def get_context_data(self, **kwargs):
 		context = super().get_context_data(**kwargs)
-		fromcislo = Cislo.objects.get(rocnik=self.kwargs.get('frocnik'), poradi=self.kwargs.get('fcislo'))
-		tocislo = Cislo.objects.get(rocnik=self.kwargs.get('trocnik'), poradi=self.kwargs.get('tcislo'))
+		fromcislo = get_object_or_404(Cislo, rocnik=self.kwargs.get('frocnik'), poradi=self.kwargs.get('fcislo'))
+		tocislo = get_object_or_404(Cislo, rocnik=self.kwargs.get('trocnik'), poradi=self.kwargs.get('tcislo'))
 		resitele = aktivniResitele(tocislo)
 
 		def get_diff(from_deadline: Deadline, to_deadline: Deadline):
 			frombody = body_resitelu(resitele=resitele, jen_verejne=False, do=from_deadline)
 			tobody = body_resitelu(resitele=resitele, jen_verejne=False, do=to_deadline)
 			outlist = []
-			for (aid, tbody) in tobody.items():
-				fbody = frombody.get(aid,0)
-				resitel = Resitel.objects.get(pk=aid)
+			for resitel in resitele:
+				fbody = frombody.get(resitel.id, 0)
+				tbody = tobody.get(resitel.id, 0)
 				ftitul = resitel.get_titul(fbody)
 				ttitul = resitel.get_titul(tbody)
 				if ftitul != ttitul: