diff --git a/freqtrade/data/dataprovider.py b/freqtrade/data/dataprovider.py
index 78390e3a4..3991432a4 100644
--- a/freqtrade/data/dataprovider.py
+++ b/freqtrade/data/dataprovider.py
@@ -424,10 +424,8 @@ class DataProvider:
         """
         if self._exchange is None:
             raise OperationalException(NO_EXCHANGE_EXCEPTION)
-        if helping_pairs:
-            self._exchange.refresh_latest_ohlcv(pairlist + helping_pairs)
-        else:
-            self._exchange.refresh_latest_ohlcv(pairlist)
+        final_pairs = (pairlist + helping_pairs) if helping_pairs else pairlist
+        self._exchange.refresh_latest_ohlcv(final_pairs)
 
     @property
     def available_pairs(self) -> ListPairsWithTimeframes: