--- a/plugins/gui-standard-display/radioview_volume.cpp
+++ b/plugins/gui-standard-display/radioview_volume.cpp
@@ -56,7 +56,7 @@
 
     // Tooltips
 
-    m_slider->setToolTip(i18n("Change Volume"));
+    m_slider->setToolTip(i18n("Change volume"));
 
     setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Preferred);
 }