diff --git a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/apps/form/WPaymentFormWindow.java b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/apps/form/WPaymentFormWindow.java
index d75c8be15a..ead205fb1e 100644
--- a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/apps/form/WPaymentFormWindow.java
+++ b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/apps/form/WPaymentFormWindow.java
@@ -86,7 +86,7 @@ public class WPaymentFormWindow extends Window implements EventListener<Event>,
 		mainLayout.setVflex("min");	
 		center.appendChild(centerPanel = getPanel());
 		LayoutUtils.addSclass("payment-form-content", centerPanel);
-		centerPanel.setVflex("1");
+		centerPanel.setVflex("min");
 		centerPanel.setHflex("1");
 		center.setAutoscroll(true);
 		//