diff --git a/src/frontends/qt/ui/IncludeUi.ui b/src/frontends/qt/ui/IncludeUi.ui
index 5928be4057..9861e21272 100644
--- a/src/frontends/qt/ui/IncludeUi.ui
+++ b/src/frontends/qt/ui/IncludeUi.ui
@@ -76,7 +76,7 @@
      <item row="0" column="2">
       <widget class="QLineEdit" name="filenameED">
        <property name="toolTip">
-        <string>File name to include</string>
+        <string>File name to include. (You can create a new file by entering the name of one that does not yet exist.)</string>
        </property>
       </widget>
      </item>