diff --git a/picard/ui/ui_options.py b/picard/ui/ui_options.py
index f70e72627..81e5ec214 100644
--- a/picard/ui/ui_options.py
+++ b/picard/ui/ui_options.py
@@ -1,6 +1,6 @@
 # Form implementation generated from reading ui file 'ui/options.ui'
 #
-# Created by: PyQt6 UI code generator 6.3.1
+# Created by: PyQt6 UI code generator 6.6.1
 #
 # WARNING: Any manual changes made to this file will be lost when pyuic6 is
 # run again.  Do not edit this file unless you know what you are doing.
@@ -17,25 +17,28 @@ class Ui_Dialog(object):
         self.vboxlayout.setContentsMargins(9, 9, 9, 9)
         self.vboxlayout.setSpacing(6)
         self.vboxlayout.setObjectName("vboxlayout")
-        self.dialog_splitter = QtWidgets.QSplitter(Dialog)
+        self.dialog_splitter = QtWidgets.QSplitter(parent=Dialog)
         self.dialog_splitter.setOrientation(QtCore.Qt.Orientation.Horizontal)
+        self.dialog_splitter.setChildrenCollapsible(False)
         self.dialog_splitter.setObjectName("dialog_splitter")
-        self.pages_tree = QtWidgets.QTreeWidget(self.dialog_splitter)
+        self.pages_tree = QtWidgets.QTreeWidget(parent=self.dialog_splitter)
         sizePolicy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Policy.Ignored, QtWidgets.QSizePolicy.Policy.Expanding)
         sizePolicy.setHorizontalStretch(0)
         sizePolicy.setVerticalStretch(0)
         sizePolicy.setHeightForWidth(self.pages_tree.sizePolicy().hasHeightForWidth())
         self.pages_tree.setSizePolicy(sizePolicy)
+        self.pages_tree.setMinimumSize(QtCore.QSize(140, 0))
         self.pages_tree.setObjectName("pages_tree")
-        self.pages_stack = QtWidgets.QStackedWidget(self.dialog_splitter)
+        self.pages_stack = QtWidgets.QStackedWidget(parent=self.dialog_splitter)
         sizePolicy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Policy.Ignored, QtWidgets.QSizePolicy.Policy.Preferred)
         sizePolicy.setHorizontalStretch(0)
         sizePolicy.setVerticalStretch(0)
         sizePolicy.setHeightForWidth(self.pages_stack.sizePolicy().hasHeightForWidth())
         self.pages_stack.setSizePolicy(sizePolicy)
+        self.pages_stack.setMinimumSize(QtCore.QSize(280, 0))
         self.pages_stack.setObjectName("pages_stack")
         self.vboxlayout.addWidget(self.dialog_splitter)
-        self.buttonbox = QtWidgets.QDialogButtonBox(Dialog)
+        self.buttonbox = QtWidgets.QDialogButtonBox(parent=Dialog)
         self.buttonbox.setMinimumSize(QtCore.QSize(0, 0))
         self.buttonbox.setOrientation(QtCore.Qt.Orientation.Horizontal)
         self.buttonbox.setObjectName("buttonbox")
diff --git a/ui/options.ui b/ui/options.ui
index 73a181f5a..3f99eb76f 100644
--- a/ui/options.ui
+++ b/ui/options.ui
@@ -34,6 +34,9 @@
      <property name="orientation">
       <enum>Qt::Horizontal</enum>
      </property>
+     <property name="childrenCollapsible">
+      <bool>false</bool>
+     </property>
      <widget class="QTreeWidget" name="pages_tree">
       <property name="sizePolicy">
        <sizepolicy hsizetype="Ignored" vsizetype="Expanding">
@@ -41,6 +44,12 @@
         <verstretch>0</verstretch>
        </sizepolicy>
       </property>
+      <property name="minimumSize">
+       <size>
+        <width>140</width>
+        <height>0</height>
+       </size>
+      </property>
       <column>
        <property name="text">
         <string/>
@@ -54,6 +63,12 @@
         <verstretch>0</verstretch>
        </sizepolicy>
       </property>
+      <property name="minimumSize">
+       <size>
+        <width>280</width>
+        <height>0</height>
+       </size>
+      </property>
      </widget>
     </widget>
    </item>