diff --git a/ngx_rtmp_cmd_module.c b/ngx_rtmp_cmd_module.c
index 9fe240d..6f8d93a 100644
--- a/ngx_rtmp_cmd_module.c
+++ b/ngx_rtmp_cmd_module.c
@@ -96,10 +96,9 @@ ngx_rtmp_cmd_connect_init(ngx_rtmp_session_t *s, ngx_rtmp_header_t *h,
 
     static ngx_rtmp_amf_elt_t  in_elts[] = {
 
-        /* transaction in always 1 */
         { NGX_RTMP_AMF_NUMBER,
           ngx_null_string,
-          NULL, 0 },
+          &v.trans, 0 },
 
         { NGX_RTMP_AMF_OBJECT,
           ngx_null_string,
@@ -128,7 +127,7 @@ ngx_rtmp_cmd_connect(ngx_rtmp_session_t *s, ngx_rtmp_connect_t *v)
     size_t                      len;
     ngx_rtmp_header_t           h;
 
-    static double               trans = 1;
+    static double               trans;
     static double               capabilities = NGX_RTMP_CAPABILITIES;
 
     static ngx_rtmp_amf_elt_t  out_obj[] = {
@@ -190,6 +189,8 @@ ngx_rtmp_cmd_connect(ngx_rtmp_session_t *s, ngx_rtmp_connect_t *v)
             v->app, v->flashver, v->swf_url, v->tc_url, v->page_url,
             (uint32_t)v->acodecs, (uint32_t)v->vcodecs);
 
+    trans = v->trans;
+
     /* fill session parameters */
     s->connected = 1;
 
diff --git a/ngx_rtmp_cmd_module.h b/ngx_rtmp_cmd_module.h
index d1e972d..6235f49 100644
--- a/ngx_rtmp_cmd_module.h
+++ b/ngx_rtmp_cmd_module.h
@@ -18,6 +18,7 @@
 /* TODO: improve string sizes */
 
 typedef struct {
+    double                          trans;
     u_char                          app[128];
     u_char                          flashver[32];
     u_char                          swf_url[256];