diff --git a/cryptpng.go b/cryptpng.go
index ac21bdb..1722f9a 100644
--- a/cryptpng.go
+++ b/cryptpng.go
@@ -114,13 +114,13 @@ func createChunk(data []byte, name string) ChunkData {
 	rawLength := make([]byte, 4)
 	binary.BigEndian.PutUint32(rawLength, uint32(len(data)))
 	rawName := []byte(name)
-	dataAndName := make([]byte, 0) // len(rawName) + len(data)
+	dataAndName := make([]byte, 0)
 	dataAndName = append(dataAndName, rawName...)
 	dataAndName = append(dataAndName, data...)
 	crc := crc32.ChecksumIEEE(dataAndName)
 	rawCrc := make([]byte, 4)
 	binary.BigEndian.PutUint32(rawCrc, crc)
-	fullData := make([]byte, 0) // len(rawLength) + len(dataAndName) + 4
+	fullData := make([]byte, 0)
 	fullData = append(fullData, rawLength...)
 	fullData = append(fullData, dataAndName...)
 	fullData = append(fullData, rawCrc...)