diff --git a/server.py b/server.py
index 8be7dda..c16f12b 100644
--- a/server.py
+++ b/server.py
@@ -17,11 +17,12 @@ import json
 import re
 from datetime import datetime
 
-PGN_URL = os.environ.get("PGN_URL", "https://www.deutsche-schachjugend.de/2026/odjm-d/partien/gesamt-utf8.pgn")
+CURRENT_ROUND = int(os.environ.get("CURRENT_ROUND", 2))
+PGN_URL = f"https://www.deutsche-schachjugend.de/2026/odjm-d/partien/{CURRENT_ROUND}.pgn"
 STANDINGS_URL = "https://www.deutsche-schachjugend.de/2026/odjm-d/tabelle/"
 PORT = int(os.environ.get("PORT", 8111))
 CACHE_DIR = os.path.join(os.path.dirname(os.path.abspath(__file__)), "cache")
-CACHE_FILE = os.path.join(CACHE_DIR, "gesamt-utf8.pgn")
+CACHE_FILE = os.path.join(CACHE_DIR, f"runde-{CURRENT_ROUND}.pgn")
 STANDINGS_CACHE_FILE = os.path.join(CACHE_DIR, "standings.json")
 CACHE_TTL = int(os.environ.get("CACHE_TTL", 31))  # Sekunden