diff --git a/src/gui/qgsexpressionbuilderwidget.cpp b/src/gui/qgsexpressionbuilderwidget.cpp
index f71f0860474..5d2e7f735f7 100644
--- a/src/gui/qgsexpressionbuilderwidget.cpp
+++ b/src/gui/qgsexpressionbuilderwidget.cpp
@@ -481,7 +481,7 @@ void QgsExpressionBuilderWidget::fillFieldValues( const QString &fieldName, int
   const QgsVectorLayer *layer = mLayer;
   int layerFieldIndex = fieldIndex;
 
-  // if it's a request for the values of the referenced layer
+  // request for values of the referenced layer on a relation reference widget field
   if ( cbxRelatedLayerValues->isChecked() && setup.config().contains( QStringLiteral( "Relation" ) ) )
   {
     QgsVectorLayer *referencedLayer = mProject->relationManager()->relation( setup.config()[QStringLiteral( "Relation" )].toString() ).referencedLayer();
diff --git a/src/ui/qgsexpressionbuilder.ui b/src/ui/qgsexpressionbuilder.ui
index 7e7ce361422..00b3fd76094 100644
--- a/src/ui/qgsexpressionbuilder.ui
+++ b/src/ui/qgsexpressionbuilder.ui
@@ -581,7 +581,7 @@
                   <item row="2" column="0" colspan="2">
                    <widget class="QCheckBox" name="cbxRelatedLayerValues">
                     <property name="text">
-                     <string>Show all values of referenced layer</string>
+                     <string>Show values of referenced layer</string>
                     </property>
                    </widget>
                   </item>