diff --git a/cmd/stringer/stringer.go b/cmd/stringer/stringer.go
index 9f9c85a037..b079985b36 100644
--- a/cmd/stringer/stringer.go
+++ b/cmd/stringer/stringer.go
@@ -217,7 +217,7 @@ type Package struct {
 // parsePackage exits if there is an error.
 func (g *Generator) parsePackage(patterns []string, tags []string) {
 	cfg := &packages.Config{
-		Mode: packages.LoadSyntax,
+		Mode: packages.NeedName | packages.NeedTypes | packages.NeedTypesInfo | packages.NeedSyntax,
 		// TODO: Need to think about constants in test files. Maybe write type_string_test.go
 		// in a separate pass? For later.
 		Tests:      false,