diff --git a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/component/Urlbox.java b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/component/Urlbox.java
index c602f7cbcc..25e59bd32b 100644
--- a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/component/Urlbox.java
+++ b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/component/Urlbox.java
@@ -36,4 +36,9 @@ public class Urlbox extends EditorBox
         super();
         setText(url);
     }
+    
+    @Override
+	public void setEnabled(boolean enabled) {
+    	txt.setReadonly(!enabled);
+	}
 }
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