diff --git a/e2e_tc.c b/e2e_tc.c
index 03b1a4f..3c75fe0 100644
--- a/e2e_tc.c
+++ b/e2e_tc.c
@@ -116,6 +116,7 @@ enum fsm_event e2e_event(struct port *p, int fd_index)
 
 	case FD_MANNO_TIMER:
 	case FD_SYNC_TX_TIMER:
+	case FD_UNICAST_REQ_TIMER:
 		pr_err("unexpected timer expiration");
 		return EV_NONE;
 
diff --git a/fd.h b/fd.h
index 78d1141..215a963 100644
--- a/fd.h
+++ b/fd.h
@@ -20,7 +20,7 @@
 #ifndef HAVE_FD_H
 #define HAVE_FD_H
 
-#define N_TIMER_FDS 6
+#define N_TIMER_FDS 7
 
 /*
  * The order matters here.  The DELAY timer must appear before the
@@ -37,6 +37,7 @@ enum {
 	FD_QUALIFICATION_TIMER,
 	FD_MANNO_TIMER,
 	FD_SYNC_TX_TIMER,
+	FD_UNICAST_REQ_TIMER,
 	FD_RTNL,
 	N_POLLFD,
 };
diff --git a/p2p_tc.c b/p2p_tc.c
index 22ec9a7..2562b72 100644
--- a/p2p_tc.c
+++ b/p2p_tc.c
@@ -119,6 +119,7 @@ enum fsm_event p2p_event(struct port *p, int fd_index)
 
 	case FD_MANNO_TIMER:
 	case FD_SYNC_TX_TIMER:
+	case FD_UNICAST_REQ_TIMER:
 		pr_err("unexpected timer expiration");
 		return EV_NONE;
 
diff --git a/port.c b/port.c
index 170f29f..0b3fcc1 100644
--- a/port.c
+++ b/port.c
@@ -2239,6 +2239,7 @@ static void port_e2e_transition(struct port *p, enum port_state next)
 	port_clr_tmo(p->fda.fd[FD_QUALIFICATION_TIMER]);
 	port_clr_tmo(p->fda.fd[FD_MANNO_TIMER]);
 	port_clr_tmo(p->fda.fd[FD_SYNC_TX_TIMER]);
+	/* Leave FD_UNICAST_REQ_TIMER running. */
 
 	switch (next) {
 	case PS_INITIALIZING:
@@ -2280,6 +2281,7 @@ static void port_p2p_transition(struct port *p, enum port_state next)
 	port_clr_tmo(p->fda.fd[FD_QUALIFICATION_TIMER]);
 	port_clr_tmo(p->fda.fd[FD_MANNO_TIMER]);
 	port_clr_tmo(p->fda.fd[FD_SYNC_TX_TIMER]);
+	/* Leave FD_UNICAST_REQ_TIMER running. */
 
 	switch (next) {
 	case PS_INITIALIZING:
@@ -2448,6 +2450,10 @@ static enum fsm_event bc_event(struct port *p, int fd_index)
 		port_set_sync_tx_tmo(p);
 		return port_tx_sync(p, NULL) ? EV_FAULT_DETECTED : EV_NONE;
 
+	case FD_UNICAST_REQ_TIMER:
+		pr_debug("port %hu: unicast request timeout", portnum(p));
+		return EV_NONE;
+
 	case FD_RTNL:
 		pr_debug("port %hu: received link status notification", portnum(p));
 		rtnl_link_status(fd, p->name, port_link_status, p);