diff --git a/Instance.cpp b/Instance.cpp
index f9030ec..2c63880 100644
--- a/Instance.cpp
+++ b/Instance.cpp
@@ -39,6 +39,7 @@ void Instance::initProperties()
 	pItem.lpszzCmbItems="What";
 	pItem.lpszPropDesc="Description";
 	pItem.lpCurValue=(LPARAM)"0, 0, 0";
+	pItem.iItemType=PIT_EDIT;
 	properties.push_back(Property(pItem, Update));
 }