diff --git a/tagstudio/src/qt/widgets/preview_panel.py b/tagstudio/src/qt/widgets/preview_panel.py
index 9d040b38..a2491624 100644
--- a/tagstudio/src/qt/widgets/preview_panel.py
+++ b/tagstudio/src/qt/widgets/preview_panel.py
@@ -181,6 +181,7 @@ class PreviewPanel(QWidget):
         self.libs_flow_container: QWidget = QWidget()
         self.libs_flow_container.setObjectName("librariesList")
         self.libs_flow_container.setLayout(self.libs_layout)
+        self.libs_flow_container.setSizePolicy(QSizePolicy.Maximum, QSizePolicy.Maximum)
 
         # set initial visibility based on settings
         if not self.driver.settings.value(