diff --git a/rtmp/rtmp.go b/rtmp/rtmp.go
index 19431b58..62ed3e00 100644
--- a/rtmp/rtmp.go
+++ b/rtmp/rtmp.go
@@ -67,6 +67,7 @@ import (
 	"reflect"
 	"strconv"
 	"strings"
+	"time"
 	"unsafe"
 
 	"github.com/chamaken/cgolmnl/inet"
@@ -1186,7 +1187,8 @@ func C_HandShake(r *C.RTMP, FP9HandShake int32) int {
 	clientbuf[0] = 0x03 // not encrypted
 
 	// TODO: port rtmp_getTime
-	uptime = inet.Htonl(uint32(C.RTMP_GetTime()))
+	//uptime = inet.Htonl(uint32(C.RTMP_GetTime()))
+	uptime = inet.Htonl(uint32(C_RTMP_GetTime()))
 	memmove(unsafe.Pointer(clientsig), unsafe.Pointer(&uptime), 4)
 
 	memset(indxBytePtr(unsafe.Pointer(clientsig), 4), 0, 4)
@@ -1243,6 +1245,12 @@ func C_HandShake(r *C.RTMP, FP9HandShake int32) int {
 	return 1
 }
 
+// uint32_t RTMP_GetTime();
+// rtmp.c +156
+func C_RTMP_GetTime() int32 {
+	return int32(time.Now().UnixNano() / 1000000)
+}
+
 // int ReadN(RTMP* r, char* buffer, int n);
 // rtmp.c +1390
 func C_ReadN(r *C.RTMP, buffer *byte, n int) int {