diff --git a/src/proto_quic.c b/src/proto_quic.c
index bbf5626f8..50b231b2a 100644
--- a/src/proto_quic.c
+++ b/src/proto_quic.c
@@ -285,8 +285,9 @@ int quic_connect_server(struct connection *conn, int flags)
 	struct server *srv;
 	struct proxy *be;
 	struct conn_src *src;
-	struct sockaddr_storage *addr;
+	struct sockaddr_storage *addr, saddr;
 	struct quic_conn *qc = conn->handle.qc;
+	socklen_t saddr_len;
 
 	BUG_ON(qc->fd != -1);
 	BUG_ON(!conn->dst);
@@ -427,6 +428,12 @@ int quic_connect_server(struct connection *conn, int flags)
 		return SF_ERR_SRVCL;
 	}
 
+	/* Update quic-conn source address after connect. */
+	if (getsockname(fd, (struct sockaddr *)&saddr, &saddr_len) == 0) {
+		if (saddr_len <= sizeof(qc->local_addr))
+			qc->local_addr = saddr;
+	}
+
 	qc->fd = fd;
 	fd_insert(fd, qc, quic_conn_sock_fd_iocb, tgid, ti->ltid_bit);
 	fd_want_recv(fd);
diff --git a/src/quic_sock.c b/src/quic_sock.c
index e10dd6923..f0322e507 100644
--- a/src/quic_sock.c
+++ b/src/quic_sock.c
@@ -60,8 +60,14 @@ int quic_sock_get_src(struct connection *conn, struct sockaddr *addr, socklen_t
 
 	qc = conn->handle.qc;
 	if (conn_is_back(conn)) {
-		/* no source address defined for outgoing connections for now */
-		return -1;
+		/* source address should be known since connect() */
+		if (!is_addr(&qc->local_addr))
+			return -1;
+
+		if (len > sizeof(qc->local_addr))
+			len = sizeof(qc->local_addr);
+		memcpy(addr, &qc->local_addr, len);
+		return 0;
 	} else {
 		/* front connection, return the peer's address */
 		if (len > sizeof(qc->peer_addr))