diff --git a/src/libosmo-mgcp/mgcp_protocol.c b/src/libosmo-mgcp/mgcp_protocol.c
index 9f95ea4..82db02f 100644
--- a/src/libosmo-mgcp/mgcp_protocol.c
+++ b/src/libosmo-mgcp/mgcp_protocol.c
@@ -652,6 +652,7 @@
 
 	rtp->force_aligned_timing = tcfg->force_aligned_timing;
 	rtp->force_constant_ssrc = patch_ssrc ? 1 : 0;
+	rtp->rfc5993_hr_convert = tcfg->rfc5993_hr_convert;
 
 	LOGP(DLMGCP, LOGL_DEBUG,
 	     "Configuring RTP endpoint: local port %d%s%s\n",