diff --git a/src/plugins/texteditor/generichighlighter/managedefinitionsdialog.ui b/src/plugins/texteditor/generichighlighter/managedefinitionsdialog.ui
index b24e751002a1ef4e62e883cfe58e205c96f9d9a9..adab90f7d21c3a1a211e6e2ed3adc3abdb4c28e6 100644
--- a/src/plugins/texteditor/generichighlighter/managedefinitionsdialog.ui
+++ b/src/plugins/texteditor/generichighlighter/managedefinitionsdialog.ui
@@ -40,12 +40,18 @@
         <property name="gridStyle">
          <enum>Qt::NoPen</enum>
         </property>
+        <property name="sortingEnabled">
+         <bool>true</bool>
+        </property>
         <property name="columnCount">
          <number>3</number>
         </property>
         <attribute name="horizontalHeaderHighlightSections">
          <bool>false</bool>
         </attribute>
+        <attribute name="horizontalHeaderShowSortIndicator" stdset="0">
+         <bool>true</bool>
+        </attribute>
         <attribute name="verticalHeaderVisible">
          <bool>false</bool>
         </attribute>