diff --git a/gst/rtpmanager/gstrtpssrcdemux.c b/gst/rtpmanager/gstrtpssrcdemux.c
index 0f4b23cae1..762e959fbf 100644
--- a/gst/rtpmanager/gstrtpssrcdemux.c
+++ b/gst/rtpmanager/gstrtpssrcdemux.c
@@ -678,7 +678,7 @@ gst_rtp_ssrc_demux_rtcp_chain (GstPad * pad, GstObject * parent,
 
   demux = GST_RTP_SSRC_DEMUX (parent);
 
-  if (!gst_rtcp_buffer_validate (buf))
+  if (!gst_rtcp_buffer_validate_reduced (buf))
     goto invalid_rtcp;
 
   gst_rtcp_buffer_map (buf, GST_MAP_READ, &rtcp);
@@ -687,7 +687,9 @@ gst_rtp_ssrc_demux_rtcp_chain (GstPad * pad, GstObject * parent,
     goto invalid_rtcp;
   }
 
-  /* first packet must be SR or RR or else the validate would have failed */
+  /* first packet must be SR or RR, or in case of a reduced size RTCP packet
+   * it must be APP, RTPFB or PSFB feeadback, or else the validate would
+   * have failed */
   switch (gst_rtcp_packet_get_type (&packet)) {
     case GST_RTCP_TYPE_SR:
       /* get the ssrc so that we can route it to the right source pad */
@@ -697,6 +699,11 @@ gst_rtp_ssrc_demux_rtcp_chain (GstPad * pad, GstObject * parent,
     case GST_RTCP_TYPE_RR:
       ssrc = gst_rtcp_packet_rr_get_ssrc (&packet);
       break;
+    case GST_RTCP_TYPE_APP:
+    case GST_RTCP_TYPE_RTPFB:
+    case GST_RTCP_TYPE_PSFB:
+      ssrc = gst_rtcp_packet_fb_get_sender_ssrc (&packet);
+      break;
     default:
       goto unexpected_rtcp;
   }