diff --git a/src/rtsp_manager.cpp b/src/rtsp_manager.cpp
index 7966723..c184abd 100644
--- a/src/rtsp_manager.cpp
+++ b/src/rtsp_manager.cpp
@@ -35,13 +35,12 @@ GstRTSPMediaFactory *RTSPManager::create_media_factory(const Camera &cam)
         " ! video/x-raw,format=NV12,width=" + std::to_string(out_width) +
         ",height=" + std::to_string(out_height) +
         ",framerate=" + std::to_string(cam.fps) + "/1"
-                                                  " ! queue max-size-time=100000000"
-                                                  " ! videoconvert"
+                                                  " ! queue max-size-buffers=1 leaky=downstream"
                                                   " ! mpph264enc rc-mode=cbr bps=" +
         std::to_string(cam.bitrate) +
         " gop=" + std::to_string(cam.fps) +
-        " profile=high"
-        " ! h264parse"
+        " header-mode=1"
+        " ! h264parse config-interval=1"
         " ! rtph264pay name=pay0 pt=96 )";
 
     GstRTSPMediaFactory *factory = gst_rtsp_media_factory_new();