diff --git a/src/ui/qgscptcitycolorrampv2dialogbase.ui b/src/ui/qgscptcitycolorrampv2dialogbase.ui
@@ -7,7 +7,7 @@
     <x>0</x>
     <y>0</y>
     <width>807</width>
-    <height>503</height>
+    <height>736</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -211,7 +211,7 @@
          <property name="sizeHint" stdset="0">
           <size>
            <width>20</width>
-           <height>20</height>
+           <height>10</height>
           </size>
          </property>
         </spacer>
@@ -235,6 +235,16 @@
             </property>
            </widget>
           </item>
+          <item>
+           <widget class="QLabel" name="lblPreview2">
+            <property name="text">
+             <string/>
+            </property>
+            <property name="alignment">
+             <set>Qt::AlignCenter</set>
+            </property>
+           </widget>
+          </item>
          </layout>
         </widget>
        </item>

diff --git a/...stdata/control_images/expected_raster_colorRamp3/expected_raster_colorRamp3.png b/...stdata/control_images/expected_raster_colorRamp3/expected_raster_colorRamp3.png