diff --git a/mainwindow.ui b/mainwindow.ui
index 4e9ebc03c..98d47101e 100644
--- a/mainwindow.ui
+++ b/mainwindow.ui
@@ -1275,7 +1275,7 @@
            <enum>QSlider::TicksBelow</enum>
           </property>
           <property name="tickInterval">
-           <number>10</number>
+           <number>50</number>
           </property>
          </widget>
         </item>