diff --git a/include/osmocom/mgcp/mgcp_internal.h b/include/osmocom/mgcp/mgcp_internal.h
index 33a754c..c0ee556 100644
--- a/include/osmocom/mgcp/mgcp_internal.h
+++ b/include/osmocom/mgcp/mgcp_internal.h
@@ -260,6 +260,10 @@
 	/* fields for re-transmission */
 	char *last_trans;
 	char *last_response;
+
+	/* Memorize if this endpoint was choosen by the MGW (wildcarded, true)
+	 * or if the user has choosen the particular endpoint explicitly */
+	bool wildcarded_crcx;
 };