diff --git a/src/Mod/Part/Gui/DlgPrimitives.ui b/src/Mod/Part/Gui/DlgPrimitives.ui
index 2755bbd4b1..9d2301551e 100644
--- a/src/Mod/Part/Gui/DlgPrimitives.ui
+++ b/src/Mod/Part/Gui/DlgPrimitives.ui
@@ -7,7 +7,7 @@
     <x>0</x>
     <y>0</y>
     <width>360</width>
-    <height>380</height>
+    <height>294</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -2348,19 +2348,6 @@
             </item>
            </layout>
           </item>
-          <item row="1" column="0">
-           <spacer name="verticalSpacer_4">
-            <property name="orientation">
-             <enum>Qt::Vertical</enum>
-            </property>
-            <property name="sizeHint" stdset="0">
-             <size>
-              <width>20</width>
-              <height>0</height>
-             </size>
-            </property>
-           </spacer>
-          </item>
          </layout>
         </widget>
         <widget class="QWidget" name="page_regularPolygon">
diff --git a/src/Mod/Part/Gui/TaskShapeBuilder.ui b/src/Mod/Part/Gui/TaskShapeBuilder.ui
index b6507a0603..e3bfe18ba7 100644
--- a/src/Mod/Part/Gui/TaskShapeBuilder.ui
+++ b/src/Mod/Part/Gui/TaskShapeBuilder.ui
@@ -125,10 +125,13 @@
      <property name="orientation">
       <enum>Qt::Vertical</enum>
      </property>
+     <property name="sizeType">
+      <enum>QSizePolicy::Fixed</enum>
+     </property>
      <property name="sizeHint" stdset="0">
       <size>
        <width>20</width>
-       <height>127</height>
+       <height>20</height>
       </size>
      </property>
     </spacer>