diff --git a/plugins/org.eclipse.actf.examples.scripteditor/src/org/eclipse/actf/ai/internal/ui/scripteditor/EditPanelTab.java b/plugins/org.eclipse.actf.examples.scripteditor/src/org/eclipse/actf/ai/internal/ui/scripteditor/EditPanelTab.java
index a68e44c..4acfb4f 100644
--- a/plugins/org.eclipse.actf.examples.scripteditor/src/org/eclipse/actf/ai/internal/ui/scripteditor/EditPanelTab.java
+++ b/plugins/org.eclipse.actf.examples.scripteditor/src/org/eclipse/actf/ai/internal/ui/scripteditor/EditPanelTab.java
@@ -474,7 +474,7 @@
 			FormData comboLangLData = new FormData();
 			comboLangLData.left = new FormAttachment(0, 1000, 501);
 			comboLangLData.top = new FormAttachment(labelLang, 2);
-			comboLang = new Combo(ownComposite, SWT.DROP_DOWN);
+			comboLang = new Combo(ownComposite, SWT.DROP_DOWN|SWT.READ_ONLY);
 			comboLang.setLayoutData(comboLangLData);
 			comboLang.setItems(langList);
 			if (Locale.getDefault().toString().startsWith("ja")) {