Index: sources/gui/qml/components/Slider.qml
===================================================================
diff -u -r8a5dbf556a66524fbe4b60ac1573182a0bd27617 -r61f16c988a159401c92730b4cbfca5085c77222f
--- sources/gui/qml/components/Slider.qml	(.../Slider.qml)	(revision 8a5dbf556a66524fbe4b60ac1573182a0bd27617)
+++ sources/gui/qml/components/Slider.qml	(.../Slider.qml)	(revision 61f16c988a159401c92730b4cbfca5085c77222f)
@@ -151,6 +151,7 @@
         active          : ticks
         anchors.fill    : parent
         sourceComponent : TickMarks {
+            thickness   : 2
             decimal     : _root.decimal
             minimum     : _root.minimum
             maximum     : _root.maximum