diff --git a/create_chunks.py b/create_chunks.py
index d7a9dd5..df9201b 100755
--- a/create_chunks.py
+++ b/create_chunks.py
@@ -5,7 +5,7 @@ import datetime
 import pytz
 
 OUTDIR = "chunks"
-CHUNK_SECONDS = 7200  # 2 Stunden
+CHUNK_SECONDS = 10800  # 3 Stunden
 
 os.makedirs(OUTDIR, exist_ok=True)