Index: sources/gui/qml/components/Slider.qml
===================================================================
diff -u -r5001ec3cb4b5e76db9fa3c70a36e9c8d64677348 -rb51fe78f380b7e5694903bf1a69a2a1e1b90df14
--- sources/gui/qml/components/Slider.qml	(.../Slider.qml)	(revision 5001ec3cb4b5e76db9fa3c70a36e9c8d64677348)
+++ sources/gui/qml/components/Slider.qml	(.../Slider.qml)	(revision b51fe78f380b7e5694903bf1a69a2a1e1b90df14)
@@ -193,7 +193,10 @@
 
         // if there is a minimum stop, then adjust the slider minimum to that value
         if (minStop && mMinimum < minStop) {
-            mMinimum = minStop
+            // if slider is set to snap and minimum stop is not on a step, then
+            // adjust it to one step above
+            mMinimum = stepSnap ? Math.ceil(minStop/step) * step
+                                : minStop
         }
 
         // the center of the handler is aligned on the snap point and half width shall be used to set as min not the entire width.