diff --git a/bec_widgets/__init__.py b/bec_widgets/__init__.py
index 2621e27e..af9bf593 100644
--- a/bec_widgets/__init__.py
+++ b/bec_widgets/__init__.py
@@ -1,4 +1,12 @@
+import os
+import sys
+
 from bec_widgets.utils.bec_widget import BECWidget
 from bec_widgets.utils.error_popups import SafeProperty, SafeSlot
 
+if sys.platform.startswith("linux"):
+    qt_platform = os.environ.get("QT_QPA_PLATFORM", "")
+    if qt_platform != "offscreen":
+        os.environ["QT_QPA_PLATFORM"] = "xcb"
+
 __all__ = ["BECWidget", "SafeSlot", "SafeProperty"]
diff --git a/bec_widgets/widgets/containers/advanced_dock_area/advanced_dock_area.py b/bec_widgets/widgets/containers/advanced_dock_area/advanced_dock_area.py
index cd25afd8..0f35149e 100644
--- a/bec_widgets/widgets/containers/advanced_dock_area/advanced_dock_area.py
+++ b/bec_widgets/widgets/containers/advanced_dock_area/advanced_dock_area.py
@@ -847,8 +847,6 @@ class AdvancedDockArea(BECMainWindow):
 if __name__ == "__main__":
     import sys
 
-    if sys.platform.startswith("linux"):
-        os.environ["QT_QPA_PLATFORM"] = "xcb"
     app = QApplication(sys.argv)
     dispatcher = BECDispatcher(gui_id="ads")
     main_window = AdvancedDockArea()