diff --git a/Dockerfile.debian b/Dockerfile.debian
index af8ed5d..94adc12 100644
--- a/Dockerfile.debian
+++ b/Dockerfile.debian
@@ -8,6 +8,7 @@ RUN apt-get update && DEBIAN_FRONTEND=noninteractive \
                        qt6-base-dev-tools pyside6-tools python3-pyside6.qtcore python3-pyside6.qtgui \
                        python3-pyside6.qtmultimedia python3-pyside6.qtmultimediawidgets python3-pyside6.qtsvg \
                        python3-pyside6.qtopengl python3-pyside6.qtwebchannel python3-pyside6.qtwebengine \
+                       python3-pyside6.qttest \
                        python3-sqlalchemy python3-alembic python3-chardet python3-lxml python3-enchant python3-bs4 \
                        python3-mako python3-uno python3-pytest python3-pytest-cov python3-websockets python3-webob \
                        python3-waitress python3-requests python3-pymediainfo python3-qtawesome python3-opengl \