diff --git a/generator/templates.go b/generator/templates.go
index cd32a70..224c295 100644
--- a/generator/templates.go
+++ b/generator/templates.go
@@ -96,4 +96,8 @@ func (e *{{camelize $.Name}}) Scan(value interface{}) error {
 	}
 }
 
+func (e {{camelize $.Name}}) String() string {
+	return string(e)
+}
+
 `
diff --git a/tests/select_test.go b/tests/select_test.go
index fd3ae37..6ea0443 100644
--- a/tests/select_test.go
+++ b/tests/select_test.go
@@ -286,10 +286,10 @@ LIMIT 15;
 	query := Film.
 		INNER_JOIN(Language, Film.LanguageID.Eq(Language.LanguageID)).
 		SELECT(Language.AllColumns, Film.AllColumns).
-		WHERE(Film.Rating.EqString(string(model.MpaaRating_NC17))).
+		WHERE(Film.Rating.EqString(model.MpaaRating_NC17.String())).
 		LIMIT(15)
 
-	assertQuery(t, query, expectedSql, string(model.MpaaRating_NC17), int64(15))
+	assertQuery(t, query, expectedSql, model.MpaaRating_NC17.String(), int64(15))
 
 	err := query.Query(db, &filmsPerLanguage)