diff --git a/format/formatter_test.go b/format/formatter_test.go
index cff5f3b5..e4c416a0 100644
--- a/format/formatter_test.go
+++ b/format/formatter_test.go
@@ -30,7 +30,8 @@ func TestInvalidFormatterName(t *testing.T) {
 	// valid name using all the acceptable characters
 	cfg.FormatterConfigs = map[string]*config.Formatter{
 		"echo_command-1234567890": {
-			Command: "echo",
+			Command:  "echo",
+			Includes: []string{"*"},
 		},
 	}