diff --git a/src/Mod/Fem/femtaskpanels/task_constraint_initialpressure.py b/src/Mod/Fem/femtaskpanels/task_constraint_initialpressure.py
index 8b40115e82..1a30e57b47 100644
--- a/src/Mod/Fem/femtaskpanels/task_constraint_initialpressure.py
+++ b/src/Mod/Fem/femtaskpanels/task_constraint_initialpressure.py
@@ -103,6 +103,8 @@ class _TaskPanel(object):
     def _initParamWidget(self):
         self._paramWidget.pressureQSB.setProperty(
             'value', self._obj.Pressure)
+        FreeCADGui.ExpressionBinding(
+            self._paramWidget.pressureQSB).bind(self._obj, "Pressure")
 
     def _applyWidgetChanges(self):
         pressure = None