diff --git a/ui/mainwindow.ui b/ui/mainwindow.ui
index 5cf8f77..1701ede 100644
--- a/ui/mainwindow.ui
+++ b/ui/mainwindow.ui
@@ -20,13 +20,28 @@
       <x>0</x>
       <y>0</y>
       <width>571</width>
-      <height>280</height>
+      <height>293</height>
      </rect>
     </property>
     <layout class="QGridLayout" name="gridLayout">
      <property name="sizeConstraint">
       <enum>QLayout::SetMaximumSize</enum>
      </property>
+     <property name="leftMargin">
+      <number>6</number>
+     </property>
+     <property name="topMargin">
+      <number>6</number>
+     </property>
+     <property name="rightMargin">
+      <number>6</number>
+     </property>
+     <property name="bottomMargin">
+      <number>6</number>
+     </property>
+     <property name="spacing">
+      <number>9</number>
+     </property>
      <item row="0" column="1">
       <widget class="QComboBox" name="protocolSelect">
        <item>