Index: sources/gui/qml/components/Slider.qml
===================================================================
diff -u -r4746b6bcbf4def7888f7b29d72431b28e6672f12 -r9e862b7d1f4485c157c6fe32bb1656e161b8b6a1
--- sources/gui/qml/components/Slider.qml	(.../Slider.qml)	(revision 4746b6bcbf4def7888f7b29d72431b28e6672f12)
+++ sources/gui/qml/components/Slider.qml	(.../Slider.qml)	(revision 9e862b7d1f4485c157c6fe32bb1656e161b8b6a1)
@@ -195,7 +195,10 @@
 
         // 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.