diff --git a/qt-ui/maintab.ui b/qt-ui/maintab.ui
index 9d24cbb75..c42dc4638 100644
--- a/qt-ui/maintab.ui
+++ b/qt-ui/maintab.ui
@@ -192,6 +192,9 @@
           <property name="alternatingRowColors">
            <bool>true</bool>
           </property>
+          <property name="showGrid">
+           <bool>false</bool>
+          </property>
           <attribute name="verticalHeaderVisible">
            <bool>false</bool>
           </attribute>
@@ -237,6 +240,9 @@
 
 </string>
           </property>
+          <property name="showGrid">
+           <bool>false</bool>
+          </property>
           <attribute name="verticalHeaderVisible">
            <bool>false</bool>
           </attribute>