diff --git a/openbsc/src/nat/bsc_nat.c b/openbsc/src/nat/bsc_nat.c
index 0f9f08c..e8a6b19 100644
--- a/openbsc/src/nat/bsc_nat.c
+++ b/openbsc/src/nat/bsc_nat.c
@@ -430,6 +430,9 @@
 			goto exit2;
 			break;
 		}
+        } else if (parsed->ipa_proto == NAT_IPAC_PROTO_MGCP) {
+                bsc_mgcp_forward(bsc, msg);
+                goto exit2;
 	} else {
 		LOGP(DNAT, LOGL_ERROR, "Not forwarding unknown stream id: 0x%x\n", parsed->ipa_proto);
 		goto exit2;