Run 'gofmt -w -s' on sources
diff --git a/formatter_test.go b/formatter_test.go
index 5ce6d18..5f3204e 100644
--- a/formatter_test.go
+++ b/formatter_test.go
@@ -64,13 +64,13 @@
 }`,
 	},
 	{
-		map[int][]byte{1: []byte{}},
+		map[int][]byte{1: {}},
 		`map[int][]uint8{
     1:  {},
 }`,
 	},
 	{
-		map[int]T{1: T{}},
+		map[int]T{1: {}},
 		`map[int]pretty.T{
     1:  {},
 }`,