diff --git a/seminar/urls.py b/seminar/urls.py
index e38e262e..7fa7b0a6 100644
--- a/seminar/urls.py
+++ b/seminar/urls.py
@@ -90,17 +90,17 @@ urlpatterns = [
 		name='seminar_rocnik_vysledkovka'
 	),
 	path(
-		'cislo/<int:rocnik>.<int:cislo>/vysledkovka.tex',
+		'cislo/<int:rocnik>.<str:cislo>/vysledkovka.tex',
 		org_required(views.CisloVysledkovkaView.as_view()),
 		name='seminar_cislo_vysledkovka'
 	),
 	path(
-		'cislo/<int:rocnik>.<int:cislo>/obalky.pdf',
+		'cislo/<int:rocnik>.<str:cislo>/obalky.pdf',
 		org_required(views.cisloObalkyView),
 		name='seminar_cislo_obalky'
 	),
 	path(
-		'cislo/<int:rocnik>.<int:cislo>/tituly.tex',
+		'cislo/<int:rocnik>.<str:cislo>/tituly.tex',
 		org_required(views.TitulyView),
 		name='seminar_cislo_titul'
 	),
@@ -110,7 +110,7 @@ urlpatterns = [
 		name='stav_databaze'
 	),
 	path(
-		'cislo/<int:rocnik>.<int:cislo>/obalkovani',
+		'cislo/<int:rocnik>.<str:cislo>/obalkovani',
 		org_required(views.ObalkovaniView.as_view()),
 		name='seminar_cislo_resitel_obalkovani'
 	),