diff --git a/dialect/sql/schema/migrate.go b/dialect/sql/schema/migrate.go
index 7dc9fcdfbc..32e4d3f2dc 100644
--- a/dialect/sql/schema/migrate.go
+++ b/dialect/sql/schema/migrate.go
@@ -173,6 +173,9 @@ func (m *Migrate) NamedDiff(ctx context.Context, name string, tables ...*Table)
 	if m.atlas.dir == nil {
 		return errors.New("no migration directory given")
 	}
+	if err := m.init(ctx, m); err != nil {
+		return err
+	}
 	plan, err := m.atDiff(ctx, m, name, tables...)
 	if err != nil {
 		return err