diff --git a/pglab/ColumnPage.cpp b/pglab/ColumnPage.cpp
index 892322d..18fef08 100644
--- a/pglab/ColumnPage.cpp
+++ b/pglab/ColumnPage.cpp
@@ -11,6 +11,7 @@
 #include "UserConfiguration.h"
 #include "catalog/PgClass.h"
 #include <QSortFilterProxyModel>
+#include <QStyledItemDelegate>
 #include <QStringBuilder>
 #include <unordered_set>
 
@@ -25,6 +26,7 @@ ColumnPage::ColumnPage(QWidget *parent)
 	m_columnModel = new ColumnTableModel(this);
 	m_sortFilterProxy = new QSortFilterProxyModel(this);
 	m_sortFilterProxy->setSourceModel(m_columnModel);
+	m_tableView->setItemDelegateForColumn(ColumnTableModel::TypeCol, new QStyledItemDelegate(this));
 	m_tableView->setModel(m_sortFilterProxy);
 	m_tableView->setSortingEnabled(true);
 	m_tableView->setSelectionBehavior(QAbstractItemView::SelectRows);