diff --git a/internal/ackhandler/sent_packet_handler.go b/internal/ackhandler/sent_packet_handler.go
index 007c35ce5..584e7ef2a 100644
--- a/internal/ackhandler/sent_packet_handler.go
+++ b/internal/ackhandler/sent_packet_handler.go
@@ -603,6 +603,7 @@ func (h *sentPacketHandler) onVerifiedLossDetectionTimeout() error {
 		for _, p := range lostPackets {
 			h.congestion.OnPacketLost(p.PacketNumber, p.Length, priorInFlight)
 		}
+		return nil
 	}
 
 	// PTO
diff --git a/internal/ackhandler/sent_packet_handler_test.go b/internal/ackhandler/sent_packet_handler_test.go
index 915ce24c3..1117a310b 100644
--- a/internal/ackhandler/sent_packet_handler_test.go
+++ b/internal/ackhandler/sent_packet_handler_test.go
@@ -913,6 +913,7 @@ var _ = Describe("SentPacketHandler", func() {
 		})
 
 		It("sets the early retransmit alarm", func() {
+			handler.ReceivedPacket(protocol.EncryptionHandshake)
 			handler.handshakeComplete = true
 			now := time.Now()
 			handler.SentPacket(ackElicitingPacket(&Packet{PacketNumber: 1, SendTime: now.Add(-2 * time.Second)}))
@@ -926,12 +927,16 @@ var _ = Describe("SentPacketHandler", func() {
 
 			// Packet 1 should be considered lost (1+1/8) RTTs after it was sent.
 			Expect(handler.GetLossDetectionTimeout().Sub(getPacket(1, protocol.Encryption1RTT).SendTime)).To(Equal(time.Second * 9 / 8))
+			Expect(handler.SendMode()).To(Equal(SendAny))
+
 			expectInPacketHistory([]protocol.PacketNumber{1, 3}, protocol.Encryption1RTT)
 			Expect(handler.OnLossDetectionTimeout()).To(Succeed())
 			expectInPacketHistory([]protocol.PacketNumber{3}, protocol.Encryption1RTT)
+			Expect(handler.SendMode()).To(Equal(SendAny))
 		})
 
 		It("sets the early retransmit alarm for crypto packets", func() {
+			handler.ReceivedBytes(1000)
 			now := time.Now()
 			handler.SentPacket(initialPacket(&Packet{PacketNumber: 1, SendTime: now.Add(-2 * time.Second)}))
 			handler.SentPacket(initialPacket(&Packet{PacketNumber: 2, SendTime: now.Add(-2 * time.Second)}))
@@ -944,9 +949,12 @@ var _ = Describe("SentPacketHandler", func() {
 
 			// Packet 1 should be considered lost (1+1/8) RTTs after it was sent.
 			Expect(handler.GetLossDetectionTimeout().Sub(getPacket(1, protocol.EncryptionInitial).SendTime)).To(Equal(time.Second * 9 / 8))
+			Expect(handler.SendMode()).To(Equal(SendAny))
+
 			expectInPacketHistory([]protocol.PacketNumber{1, 3}, protocol.EncryptionInitial)
 			Expect(handler.OnLossDetectionTimeout()).To(Succeed())
 			expectInPacketHistory([]protocol.PacketNumber{3}, protocol.EncryptionInitial)
+			Expect(handler.SendMode()).To(Equal(SendAny))
 		})
 	})