diff --git a/pkg/sip/client.go b/pkg/sip/client.go
index 81d104a..8c616ea 100644
--- a/pkg/sip/client.go
+++ b/pkg/sip/client.go
@@ -167,9 +167,11 @@ func (c *Client) createSIPParticipant(ctx context.Context, req *rpc.InternalCrea
 			callInfo.Error = retErr.Error()
 		}
 
-		c.ioClient.UpdateSIPCallState(context.WithoutCancel(ctx), &rpc.UpdateSIPCallStateRequest{
-			CallInfo: callInfo,
-		})
+		if c.ioClient != nil {
+			c.ioClient.UpdateSIPCallState(context.WithoutCancel(ctx), &rpc.UpdateSIPCallStateRequest{
+				CallInfo: callInfo,
+			})
+		}
 	}()
 
 	roomConf := RoomConfig{
@@ -215,9 +217,11 @@ func (c *Client) createSIPParticipant(ctx context.Context, req *rpc.InternalCrea
 			callInfo.CallStatus = livekit.SIPCallStatus_SCS_DISCONNECTED
 		}
 
-		c.ioClient.UpdateSIPCallState(context.WithoutCancel(ctx), &rpc.UpdateSIPCallStateRequest{
-			CallInfo: callInfo,
-		})
+		if c.ioClient != nil {
+			c.ioClient.UpdateSIPCallState(context.WithoutCancel(ctx), &rpc.UpdateSIPCallStateRequest{
+				CallInfo: callInfo,
+			})
+		}
 
 	}()
 
diff --git a/pkg/sip/inbound.go b/pkg/sip/inbound.go
index 697ec47..364a7c5 100644
--- a/pkg/sip/inbound.go
+++ b/pkg/sip/inbound.go
@@ -130,9 +130,11 @@ func (s *Server) onInvite(req *sip.Request, tx sip.ServerTransaction) {
 		}
 		callInfo.EndedAt = time.Now().UnixNano()
 
-		s.ioClient.UpdateSIPCallState(context.Background(), &rpc.UpdateSIPCallStateRequest{
-			CallInfo: callInfo,
-		})
+		if s.ioClient != nil {
+			s.ioClient.UpdateSIPCallState(context.Background(), &rpc.UpdateSIPCallStateRequest{
+				CallInfo: callInfo,
+			})
+		}
 	}
 }
 
@@ -166,9 +168,11 @@ func (s *Server) processInvite(req *sip.Request, tx sip.ServerTransaction) (*liv
 		CreatedAt:  time.Now().UnixNano(),
 	}
 
-	s.ioClient.UpdateSIPCallState(context.WithoutCancel(ctx), &rpc.UpdateSIPCallStateRequest{
-		CallInfo: callInfo,
-	})
+	if s.ioClient != nil {
+		s.ioClient.UpdateSIPCallState(context.WithoutCancel(ctx), &rpc.UpdateSIPCallStateRequest{
+			CallInfo: callInfo,
+		})
+	}
 
 	if err := cc.ValidateInvite(); err != nil {
 		if s.conf.HideInboundPort {
@@ -483,9 +487,11 @@ func (c *inboundCall) handleInvite(ctx context.Context, req *sip.Request, trunkI
 
 	c.started.Break()
 
-	c.s.ioClient.UpdateSIPCallState(context.WithoutCancel(ctx), &rpc.UpdateSIPCallStateRequest{
-		CallInfo: c.callInfo,
-	})
+	if c.s.ioClient != nil {
+		c.s.ioClient.UpdateSIPCallState(context.WithoutCancel(ctx), &rpc.UpdateSIPCallStateRequest{
+			CallInfo: c.callInfo,
+		})
+	}
 
 	// Wait for the caller to terminate the call.
 	select {
diff --git a/pkg/sip/outbound.go b/pkg/sip/outbound.go
index 826ba44..84b05a9 100644
--- a/pkg/sip/outbound.go
+++ b/pkg/sip/outbound.go
@@ -142,9 +142,11 @@ func (c *outboundCall) Start(ctx context.Context) {
 	c.callInfo.StartedAt = time.Now().UnixNano()
 	c.callInfo.CallStatus = livekit.SIPCallStatus_SCS_ACTIVE
 
-	c.c.ioClient.UpdateSIPCallState(context.WithoutCancel(ctx), &rpc.UpdateSIPCallStateRequest{
-		CallInfo: c.callInfo,
-	})
+	if c.c.ioClient != nil {
+		c.c.ioClient.UpdateSIPCallState(context.WithoutCancel(ctx), &rpc.UpdateSIPCallStateRequest{
+			CallInfo: c.callInfo,
+		})
+	}
 
 	select {
 	case <-c.Disconnected():
diff --git a/pkg/sip/service_test.go b/pkg/sip/service_test.go
index b596e17..c143567 100644
--- a/pkg/sip/service_test.go
+++ b/pkg/sip/service_test.go
@@ -14,7 +14,6 @@ import (
 	"github.com/livekit/mediatransportutil/pkg/rtcconfig"
 	"github.com/livekit/protocol/logger"
 	"github.com/livekit/protocol/rpc"
-	"github.com/livekit/psrpc"
 
 	"github.com/livekit/sip/pkg/media"
 
@@ -91,16 +90,12 @@ func testInvite(t *testing.T, h Handler, hidden bool, from, to string, test func
 	mon, err := stats.NewMonitor(&config.Config{MaxCpuUtilization: 0.9})
 	require.NoError(t, err)
 
-	bus := psrpc.NewLocalMessageBus()
-	psrpcClient, err := rpc.NewIOInfoClient(bus)
-	require.NoError(t, err)
-
 	s, err := NewService(&config.Config{
 		HideInboundPort: hidden,
 		SIPPort:         sipPort,
 		SIPPortListen:   sipPort,
 		RTPPort:         rtcconfig.PortRange{Start: testPortRTPMin, End: testPortRTPMax},
-	}, mon, logger.GetLogger(), psrpcClient)
+	}, mon, logger.GetLogger(), nil)
 	require.NoError(t, err)
 	require.NotNil(t, s)
 	t.Cleanup(s.Stop)