diff --git a/libervia/cli/call_gui.py b/libervia/cli/call_gui.py
index 9f216296..27249580 100644
--- a/libervia/cli/call_gui.py
+++ b/libervia/cli/call_gui.py
@@ -371,6 +371,7 @@ class AVCallUI(QMainWindow):
             pixmap = QPixmap.fromImage(qimage).scaled(
                 QSize(video_widget.width(), video_widget.height()),
                 Qt.AspectRatioMode.KeepAspectRatio,
+                Qt.TransformationMode.FastTransformation,
             )
             video_widget.setPixmap(pixmap)
             video_widget.setAlignment(Qt.AlignmentFlag.AlignCenter)