diff --git a/client/ayon_core/tools/utils/dialogs.py b/client/ayon_core/tools/utils/dialogs.py
index 5dd0ddd54e..6dc3cf1d8b 100644
--- a/client/ayon_core/tools/utils/dialogs.py
+++ b/client/ayon_core/tools/utils/dialogs.py
@@ -41,7 +41,7 @@ class ScrollMessageBox(QtWidgets.QDialog):
 
     """
     def __init__(self, icon, title, messages, cancelable=False):
-        super(ScrollMessageBox, self).__init__()
+        super().__init__()
         self.setWindowTitle(title)
         self.icon = icon
 
@@ -49,8 +49,6 @@ class ScrollMessageBox(QtWidgets.QDialog):
 
         self.setWindowFlags(QtCore.Qt.WindowTitleHint)
 
-        layout = QtWidgets.QVBoxLayout(self)
-
         scroll_widget = QtWidgets.QScrollArea(self)
         scroll_widget.setWidgetResizable(True)
         content_widget = QtWidgets.QWidget(self)
@@ -63,14 +61,8 @@ class ScrollMessageBox(QtWidgets.QDialog):
             content_layout.addWidget(label_widget)
             message_len = max(message_len, len(message))
 
-        # guess size of scrollable area
-        # WARNING: 'desktop' method probably won't work in PySide6
-        desktop = QtWidgets.QApplication.desktop()
-        max_width = desktop.availableGeometry().width()
-        scroll_widget.setMinimumWidth(
-            min(max_width, message_len * 6)
-        )
-        layout.addWidget(scroll_widget)
+        # Set minimum width
+        scroll_widget.setMinimumWidth(360)
 
         buttons = QtWidgets.QDialogButtonBox.Ok
         if cancelable:
@@ -86,7 +78,9 @@ class ScrollMessageBox(QtWidgets.QDialog):
         btn.clicked.connect(self._on_copy_click)
         btn_box.addButton(btn, QtWidgets.QDialogButtonBox.NoRole)
 
-        layout.addWidget(btn_box)
+        main_layout = QtWidgets.QVBoxLayout(self)
+        main_layout.addWidget(scroll_widget, 1)
+        main_layout.addWidget(btn_box, 0)
 
     def _on_copy_click(self):
         clipboard = QtWidgets.QApplication.clipboard()
@@ -104,7 +98,7 @@ class SimplePopup(QtWidgets.QDialog):
     on_clicked = QtCore.Signal()
 
     def __init__(self, parent=None, *args, **kwargs):
-        super(SimplePopup, self).__init__(parent=parent, *args, **kwargs)
+        super().__init__(parent=parent, *args, **kwargs)
 
         # Set default title
         self.setWindowTitle("Popup")
@@ -161,7 +155,7 @@ class SimplePopup(QtWidgets.QDialog):
         geo = self._calculate_window_geometry()
         self.setGeometry(geo)
 
-        return super(SimplePopup, self).showEvent(event)
+        return super().showEvent(event)
 
     def _on_clicked(self):
         """Callback for when the 'show' button is clicked.
@@ -228,9 +222,7 @@ class PopupUpdateKeys(SimplePopup):
     on_clicked_state = QtCore.Signal(bool)
 
     def __init__(self, parent=None, *args, **kwargs):
-        super(PopupUpdateKeys, self).__init__(
-            parent=parent, *args, **kwargs
-        )
+        super().__init__(parent=parent, *args, **kwargs)
 
         layout = self.layout()