diff --git a/portcontrol.ui b/portcontrol.ui
--- a/portcontrol.ui
+++ b/portcontrol.ui
@@ -166,7 +166,7 @@
             <property name="sizeHint" stdset="0">
              <size>
               <width>20</width>
-              <height>40</height>
+              <height>2</height>
              </size>
             </property>
            </spacer>