diff --git a/src/ezgg_lan_manager/pages/TournamentDetailsPage.py b/src/ezgg_lan_manager/pages/TournamentDetailsPage.py
index 042d907..8e3f3e6 100644
--- a/src/ezgg_lan_manager/pages/TournamentDetailsPage.py
+++ b/src/ezgg_lan_manager/pages/TournamentDetailsPage.py
@@ -4,7 +4,7 @@ from from_root import from_root
 from rio import Column, Component, event, TextStyle, Text, Row, Image, Spacer, ProgressCircle, Button, Checkbox, ThemeContextSwitcher, Link, Revealer, PointerEventListener, \
     PointerEvent, Rectangle, Color
 
-from src.ezgg_lan_manager import ConfigurationService, TournamentService, UserService
+from src.ezgg_lan_manager import ConfigurationService, TournamentService, UserService, TicketingService
 from src.ezgg_lan_manager.components.MainViewContentBox import MainViewContentBox
 from src.ezgg_lan_manager.components.TournamentDetailsInfoRow import TournamentDetailsInfoRow
 from src.ezgg_lan_manager.types.DateUtil import weekday_to_display_text
@@ -53,13 +53,18 @@ class TournamentDetailsPage(Component):
         if not self.user:
             return
 
-        try:
-            await self.session[TournamentService].register_user_for_tournament(self.user.user_id, self.tournament.id)
-            self.is_success = True
-            self.message = f"Erfolgreich angemeldet!"
-        except Exception as e:
+        user_ticket = await self.session[TicketingService].get_user_ticket(self.user.user_id)
+        if user_ticket is None:
             self.is_success = False
-            self.message = f"Fehler: {e}"
+            self.message = "Turnieranmeldung nur mit Ticket"
+        else:
+            try:
+                await self.session[TournamentService].register_user_for_tournament(self.user.user_id, self.tournament.id)
+                self.is_success = True
+                self.message = f"Erfolgreich angemeldet!"
+            except Exception as e:
+                self.is_success = False
+                self.message = f"Fehler: {e}"
         self.loading = False
         await self.on_populate()