diff --git a/freqtrade/data/history/history_utils.py b/freqtrade/data/history/history_utils.py
index 1467497d6..3e076351b 100644
--- a/freqtrade/data/history/history_utils.py
+++ b/freqtrade/data/history/history_utils.py
@@ -353,6 +353,7 @@ def _download_pair_history(
 
 def refresh_backtest_ohlcv_data(
     exchange: Exchange,
+    *,
     pairs: list[str],
     timeframes: list[str],
     datadir: Path,