diff --git a/src/gui/MainWindow.ui b/src/gui/MainWindow.ui
index e44d3d217..62d6cdd93 100644
--- a/src/gui/MainWindow.ui
+++ b/src/gui/MainWindow.ui
@@ -16,7 +16,7 @@
   <property name="minimumSize">
    <size>
     <width>800</width>
-    <height>0</height>
+    <height>400</height>
    </size>
   </property>
   <property name="windowTitle">