Index: sources/gui/qml/pages/treatment/TreatmentHeparin.qml
===================================================================
diff -u -rd7cdeb52d868ce60c0fb5b6ac0e279c440ba99a8 -r11cf98a0aae3c01a7e7608b0c9f8a4c2112ca997
--- sources/gui/qml/pages/treatment/TreatmentHeparin.qml	(.../TreatmentHeparin.qml)	(revision d7cdeb52d868ce60c0fb5b6ac0e279c440ba99a8)
+++ sources/gui/qml/pages/treatment/TreatmentHeparin.qml	(.../TreatmentHeparin.qml)	(revision 11cf98a0aae3c01a7e7608b0c9f8a4c2112ca997)
@@ -60,7 +60,7 @@
 
     signal idleTimeout()
 
-    onHeparinColorChanged   :  _headerBar.heparinStatusColor = heparinColor
+    onHeparinColorChanged   :  _headerBar.model.setProperty(HeaderBar.Heparin, "statusColor", heparinColor.toString())
 
     enum HeparinPrescription{
         HeparinType,