Index: sources/gui/qml/pages/treatment/adjustments/TreatmentAdjustmentUltrafiltrationEdit.qml
===================================================================
diff -u -r2270e3265bcbe5465589eb235ebf98cd849abcbd -r8e18daa30708e1996f1931913b31ca741de4a1a3
--- sources/gui/qml/pages/treatment/adjustments/TreatmentAdjustmentUltrafiltrationEdit.qml	(.../TreatmentAdjustmentUltrafiltrationEdit.qml)	(revision 2270e3265bcbe5465589eb235ebf98cd849abcbd)
+++ sources/gui/qml/pages/treatment/adjustments/TreatmentAdjustmentUltrafiltrationEdit.qml	(.../TreatmentAdjustmentUltrafiltrationEdit.qml)	(revision 8e18daa30708e1996f1931913b31ca741de4a1a3)
@@ -32,6 +32,7 @@
     QtObject { id: _private
         readonly property real minimum          : vTreatmentRanges.treatmentRanges_Ultrafiltration_Volume_Min
         readonly property real maximum          : vTreatmentRanges.treatmentRanges_Ultrafiltration_Volume_Max
+        readonly property real volumeRes        : vTreatmentRanges.ultrafiltrationVolumeRes
         readonly property real setVolume        : vTreatmentUltrafiltration.setVolume
         readonly property real volumeRemoved    : vTreatmentUltrafiltration.volumeRemoved
     }
@@ -89,8 +90,8 @@
             minimum         : _private.minimum
             minStop         : _private.volumeRemoved
             maximum         : _private.maximum
+            step            : _private.volumeRes
             unit            : Variables.unitVolume
-            step            : 0.1
             defaultValue    : { defaultValue = _private.setVolume } // set without binding
             active          : true
         }