diff --git a/subprojects/gst-plugins-bad/ext/srtp/gstsrtpdec.c b/subprojects/gst-plugins-bad/ext/srtp/gstsrtpdec.c
index 7bdd3d9503..8890335a5b 100644
--- a/subprojects/gst-plugins-bad/ext/srtp/gstsrtpdec.c
+++ b/subprojects/gst-plugins-bad/ext/srtp/gstsrtpdec.c
@@ -1390,7 +1390,7 @@ unprotect:
         guint16 seqnum = 0;
         GstRTPBuffer rtpbuf = GST_RTP_BUFFER_INIT;
 
-        gst_rtp_buffer_map (buf,
+        gst_rtp_buffer_map (*buf,
             GST_MAP_READ | GST_RTP_BUFFER_MAP_FLAG_SKIP_PADDING, &rtpbuf);
         seqnum = gst_rtp_buffer_get_seq (&rtpbuf);
         gst_rtp_buffer_unmap (&rtpbuf);