diff --git a/rules_unique_argument_names_test.go b/rules_unique_argument_names_test.go
index 2c111b80..b0e3ec51 100644
--- a/rules_unique_argument_names_test.go
+++ b/rules_unique_argument_names_test.go
@@ -18,7 +18,7 @@ func TestValidate_UniqueArgumentNames_NoArgumentsOnField(t *testing.T) {
 func TestValidate_UniqueArgumentNames_NoArgumentsOnDirective(t *testing.T) {
 	testutil.ExpectPassesRule(t, graphql.UniqueArgumentNamesRule, `
       {
-        field
+        field @directive
       }
     `)
 }