diff --git a/mainwindow.ui b/mainwindow.ui
index e129426..2f341e6 100644
--- a/mainwindow.ui
+++ b/mainwindow.ui
@@ -1226,7 +1226,7 @@ QGroupBox:title {
              </size>
             </property>
             <property name="currentIndex">
-             <number>3</number>
+             <number>0</number>
             </property>
             <property name="tabBarAutoHide">
              <bool>true</bool>