diff --git a/seminar/templatetags/deadliny.py b/seminar/templatetags/deadliny.py
index 95db664b..199a1eef 100644
--- a/seminar/templatetags/deadliny.py
+++ b/seminar/templatetags/deadliny.py
@@ -26,7 +26,7 @@ def deadline_html(deadline: m.Deadline):
 		m.Deadline.TYP_PRVNI_A_SOUS: 'sous_deadline',
 		m.Deadline.TYP_CISLA: 'final_deadline',
 		}
-	return mark_safe(f'<span class="{classes[deadline.typ]}">{text}</span>')
+	return mark_safe(f'<span class="{classes[deadline.typ]}" title="{deadline}">{text}</span>')
 
 @register.filter(name='zkrat_nazev_problemu')
 def zkrat_nazev_problemu(nazev,width):
@@ -35,4 +35,4 @@ def zkrat_nazev_problemu(nazev,width):
 			nazev = nazev[:width-1] + "..."
 		else:
 			nazev = nazev[:width] + "..."
-	return nazev
\ No newline at end of file
+	return nazev