diff --git a/freqtrade/rpc/rpc.py b/freqtrade/rpc/rpc.py
index 32d6dfef3..e03ef8d93 100644
--- a/freqtrade/rpc/rpc.py
+++ b/freqtrade/rpc/rpc.py
@@ -1277,7 +1277,7 @@ class RPC:
         df_analyzed = trim_dataframe(df_analyzed, timerange_parsed, startup_candles=startup_candles)
 
         return RPC._convert_dataframe_to_dict(strategy.get_strategy_name(), pair, timeframe,
-                                              df_analyzed, dt_now())
+                                              df_analyzed.copy(), dt_now())
 
     def _rpc_plot_config(self) -> Dict[str, Any]:
         if (self._freqtrade.strategy.plot_config and