diff --git a/widgets/mainwindow.ui b/widgets/mainwindow.ui
index cc82980cb..c61d86392 100644
--- a/widgets/mainwindow.ui
+++ b/widgets/mainwindow.ui
@@ -2979,7 +2979,7 @@ QLabel[oob="true"] {
           </widget>
          </item>
          <item row="0" column="2" colspan="2">
-          <layout class="QHBoxLayout" name="horizontalLayout_16">
+          <layout class="QHBoxLayout" name="horizontalLayout_16" stretch="1,0">
            <item>
             <widget class="BandComboBox" name="bandComboBox">
              <property name="sizePolicy">
@@ -2996,7 +2996,7 @@ QLabel[oob=&quot;true&quot;] {
              </property>
              <property name="maximumSize">
               <size>
-               <width>100</width>
+               <width>16777215</width>
                <height>16777215</height>
               </size>
              </property>