diff --git a/internal/rtmp/conn.go b/internal/rtmp/conn.go
index b0851442..e747e171 100644
--- a/internal/rtmp/conn.go
+++ b/internal/rtmp/conn.go
@@ -237,7 +237,7 @@ func (c *Conn) InitializeClient(u *url.URL, isPublishing bool) error {
 			ChunkStreamID:   4,
 			MessageStreamID: 0x1000000,
 			Name:            "play",
-			CommandID:       0,
+			CommandID:       3,
 			Arguments: []interface{}{
 				nil,
 				actionpath,
diff --git a/internal/rtmp/conn_test.go b/internal/rtmp/conn_test.go
index 1da4ac52..27f02a28 100644
--- a/internal/rtmp/conn_test.go
+++ b/internal/rtmp/conn_test.go
@@ -130,7 +130,7 @@ func TestInitializeClient(t *testing.T) {
 						ChunkStreamID:   4,
 						MessageStreamID: 0x1000000,
 						Name:            "play",
-						CommandID:       0,
+						CommandID:       3,
 						Arguments: []interface{}{
 							nil,
 							"",