diff --git a/freqtrade/optimize/hyperopt_output.py b/freqtrade/optimize/hyperopt_output.py
index 74aa8e547..e3319c255 100644
--- a/freqtrade/optimize/hyperopt_output.py
+++ b/freqtrade/optimize/hyperopt_output.py
@@ -59,7 +59,7 @@ class HyperoptOutput:
 
         max_rows: Optional[int] = None
 
-        if self._streaming:
+        if self._streaming and "pytest" not in sys.modules:
             ts = get_terminal_size()
             # Get terminal size.
             # Account for header, borders, and for the progress bar.