diff --git a/go.mod b/go.mod
index de7355ae5..922adbf94 100644
--- a/go.mod
+++ b/go.mod
@@ -23,7 +23,7 @@ require (
 	github.com/jxskiss/base62 v1.1.0
 	github.com/livekit/mageutil v0.0.0-20250511045019-0f1ff63f7731
 	github.com/livekit/mediatransportutil v0.0.0-20260309115634-0e2e24b36ee8
-	github.com/livekit/protocol v1.45.1-0.20260310090700-2249c636c0bf
+	github.com/livekit/protocol v1.45.1-0.20260318014559-f734574de339
 	github.com/livekit/psrpc v0.7.1
 	github.com/mackerelio/go-osstat v0.2.6
 	github.com/magefile/mage v1.15.0
diff --git a/go.sum b/go.sum
index 1ac3d76a2..6c86be4fd 100644
--- a/go.sum
+++ b/go.sum
@@ -177,8 +177,8 @@ github.com/livekit/mageutil v0.0.0-20250511045019-0f1ff63f7731 h1:9x+U2HGLrSw5AT
 github.com/livekit/mageutil v0.0.0-20250511045019-0f1ff63f7731/go.mod h1:Rs3MhFwutWhGwmY1VQsygw28z5bWcnEYmS1OG9OxjOQ=
 github.com/livekit/mediatransportutil v0.0.0-20260309115634-0e2e24b36ee8 h1:coWig9fKxdb/nwOaIoGUUAogso12GblAJh/9SA9hcxk=
 github.com/livekit/mediatransportutil v0.0.0-20260309115634-0e2e24b36ee8/go.mod h1:RCd46PT+6sEztld6XpkCrG1xskb0u3SqxIjy4G897Ss=
-github.com/livekit/protocol v1.45.1-0.20260310090700-2249c636c0bf h1:vpJlLm8GcZUVKzjzI9YoYbD1fRM4tuMN6S0NqN5a9t4=
-github.com/livekit/protocol v1.45.1-0.20260310090700-2249c636c0bf/go.mod h1:63AUi0vQak6Y6gPqSBHLc+ExYTUwEqF/m4b2IRW1iO0=
+github.com/livekit/protocol v1.45.1-0.20260318014559-f734574de339 h1:caapOI5QP2Desrw7K9MM12kKqEmD9ZuQ/toO/9QHDEc=
+github.com/livekit/protocol v1.45.1-0.20260318014559-f734574de339/go.mod h1:63AUi0vQak6Y6gPqSBHLc+ExYTUwEqF/m4b2IRW1iO0=
 github.com/livekit/psrpc v0.7.1 h1:ms37az0QTD3UXIWuUC5D/SkmKOlRMVRsI261eBWu/Vw=
 github.com/livekit/psrpc v0.7.1/go.mod h1:bZ4iHFQptTkbPnB0LasvRNu/OBYXEu1NA6O5BMFo9kk=
 github.com/mackerelio/go-osstat v0.2.6 h1:gs4U8BZeS1tjrL08tt5VUliVvSWP26Ai2Ob8Lr7f2i0=
diff --git a/pkg/rtc/signalling/signalhandler.go b/pkg/rtc/signalling/signalhandler.go
index 490e1c48d..9572f519f 100644
--- a/pkg/rtc/signalling/signalhandler.go
+++ b/pkg/rtc/signalling/signalhandler.go
@@ -94,6 +94,8 @@ func (s *signalhandler) HandleMessage(msg proto.Message) error {
 			reason = types.ParticipantCloseReasonUserUnavailable
 		case livekit.DisconnectReason_USER_REJECTED:
 			reason = types.ParticipantCloseReasonUserRejected
+		case livekit.DisconnectReason_AGENT_ERROR:
+			reason = types.ParticipantCloseReasonAgentError
 		}
 		s.params.Logger.Debugw("client leaving room", "reason", reason)
 		s.params.Participant.HandleLeaveRequest(reason)
diff --git a/pkg/rtc/types/interfaces.go b/pkg/rtc/types/interfaces.go
index 18a0181da..d579ccb80 100644
--- a/pkg/rtc/types/interfaces.go
+++ b/pkg/rtc/types/interfaces.go
@@ -117,6 +117,7 @@ const (
 	ParticipantCloseReasonUserUnavailable
 	ParticipantCloseReasonUserRejected
 	ParticipantCloseReasonMoveFailed
+	ParticipantCloseReasonAgentError
 )
 
 func (p ParticipantCloseReason) String() string {
@@ -177,6 +178,8 @@ func (p ParticipantCloseReason) String() string {
 		return "USER_REJECTED"
 	case ParticipantCloseReasonMoveFailed:
 		return "MOVE_FAILED"
+	case ParticipantCloseReasonAgentError:
+		return "AGENT_ERROR"
 	default:
 		return fmt.Sprintf("%d", int(p))
 	}
@@ -214,6 +217,8 @@ func (p ParticipantCloseReason) ToDisconnectReason() livekit.DisconnectReason {
 		return livekit.DisconnectReason_USER_UNAVAILABLE
 	case ParticipantCloseReasonUserRejected:
 		return livekit.DisconnectReason_USER_REJECTED
+	case ParticipantCloseReasonAgentError:
+		return livekit.DisconnectReason_AGENT_ERROR
 	default:
 		// the other types will map to unknown reason
 		return livekit.DisconnectReason_UNKNOWN_REASON