Index: sources/gui/qml/components/Circle.qml
===================================================================
diff -u -r23f8a6036e22f80c3c5fd2834a2980bb62d2a34d -rdf7a776e43f7683914d2b8fcdf8ce18a9c1e5480
--- sources/gui/qml/components/Circle.qml	(.../Circle.qml)	(revision 23f8a6036e22f80c3c5fd2834a2980bb62d2a34d)
+++ sources/gui/qml/components/Circle.qml	(.../Circle.qml)	(revision df7a776e43f7683914d2b8fcdf8ce18a9c1e5480)
@@ -63,7 +63,7 @@
                 fillColor: Colors.transparent
                 strokeColor: Colors.borderButton
                 strokeWidth: 1
-                capStyle: ShapePath.RoundCap
+                capStyle: ShapePath.FlatCap
                 PathAngleArc { id: _arc
                     centerX: _root.width  / 2
                     centerY: _root.height / 2