diff --git a/freqtrade/plot/plotting.py b/freqtrade/plot/plotting.py
index 978e0b44b..a27069194 100644
--- a/freqtrade/plot/plotting.py
+++ b/freqtrade/plot/plotting.py
@@ -79,7 +79,7 @@ def init_plotscript(config, markets: list, startup_candles: int = 0):
     if config.get("no_trades", False):
         no_trades = True
     elif config["trade_source"] == "file":
-        if not filename and not filename.is_dir() and not filename.is_file():
+        if not filename or (not filename.is_dir() and not filename.is_file()):
             logger.warning("Backtest file is missing skipping trades.")
             no_trades = True
     try: