diff --git a/codec/h264parser/parser.go b/codec/h264parser/parser.go
index 6f2f824..8c01a1f 100644
--- a/codec/h264parser/parser.go
+++ b/codec/h264parser/parser.go
@@ -11,8 +11,8 @@ import (
 
 const (
 	NALU_SEI = 6
-	NALU_PPS = 7
-	NALU_SPS = 8
+	NALU_SPS = 7
+	NALU_PPS = 8
 	NALU_AUD = 9
 )