diff --git a/rtmp/rtmp.go b/rtmp/rtmp.go
index b20c40d8..91d99ac3 100644
--- a/rtmp/rtmp.go
+++ b/rtmp/rtmp.go
@@ -496,6 +496,7 @@ func C_RTMP_Init(r *C.RTMP) {
 
 // int RTMP_SetupURL(RTMP *r, char* url);
 // rtmp.c +757
+// NOTE: code dealing with rtmp over http has been disregarded
 func C_RTMP_SetupURL(r *C.RTMP, u string) int32 {
 	url := goStrToCStr(u)