diff --git a/ast/expressions.go b/ast/expressions.go
index 524eb0809..f971760ce 100644
--- a/ast/expressions.go
+++ b/ast/expressions.go
@@ -625,6 +625,13 @@ func (n *DefaultExpr) Accept(v Visitor) (Node, bool) {
 		return v.Leave(newNode)
 	}
 	n = newNode.(*DefaultExpr)
+	if n.Name != nil {
+		node, ok := n.Name.Accept(v)
+		if !ok {
+			return n, false
+		}
+		n.Name = node.(*ColumnName)
+	}
 	return v.Leave(n)
 }