diff --git a/CHANGELOG.md b/CHANGELOG.md
index 21ed82b..b64f898 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,9 @@
 **Feature - Transcription params  added in  MPC XML Element**
 - Support for the `transcriptionUrl`, `transcript`  parameter in MPC XML Element.
 
+## [7.55.1](https://github.com/plivo/plivo-go/tree/v7.55.1) (2024-11-15)
+**Feature - RecordParticipantTrack param added in MPC XML creation**
+- Support for the `RecordParticipantTrack` parameter in MPC XML Creation.
 
 ## [7.55.0](https://github.com/plivo/plivo-go/tree/v7.55.0) (2024-11-12)
 **Feature - CreateRecordingTranscription and DeleteRecordingTranscription feature added**
diff --git a/transcription.go b/transcription.go
index b854e7d..1bcb045 100644
--- a/transcription.go
+++ b/transcription.go
@@ -9,13 +9,13 @@ type GetRecordingTranscriptionRequest struct {
 	TranscriptionType string `json:"type"`
 }
 
-type CallBackUrlStruct struct {
-	CallbackUrl string `json:"callback_url,omitempty" url:"callback_url,omitempty"`
+type TranscriptionCallbackUrlStruct struct {
+	TranscriptionCallbackUrl string `json:"transcription_callback_url,omitempty" url:"transcription_callback_url,omitempty"`
 }
 
 type RecordingTranscriptionRequest struct {
-	RecordingID string `json:"recording_id"`
-	CallbackUrl string `json:"callback_url,omitempty" url:"callback_url,omitempty"`
+	RecordingID              string `json:"recording_id"`
+	TranscriptionCallbackUrl string `json:"transcription_callback_url,omitempty" url:"transcription_callback_url,omitempty"`
 }
 
 type DeleteRecordingTranscriptionRequest struct {
@@ -37,7 +37,7 @@ type GetRecordingTranscriptionResponse struct {
 }
 
 func (service *TranscriptionService) CreateRecordingTranscription(request RecordingTranscriptionRequest) (response map[string]interface{}, err error) {
-	param := CallBackUrlStruct{CallbackUrl: request.CallbackUrl}
+	param := TranscriptionCallbackUrlStruct{TranscriptionCallbackUrl: request.TranscriptionCallbackUrl}
 	req, err := service.client.NewRequest("POST", param, "Transcription/%s", request.RecordingID)
 	if err != nil {
 		return
diff --git a/xml/plivoxml.go b/xml/plivoxml.go
index 6bfad8c..85c6abd 100644
--- a/xml/plivoxml.go
+++ b/xml/plivoxml.go
@@ -1199,6 +1199,12 @@ type MultiPartyCallElement struct {
 	StopRecordingAudioMethod  *string       `xml:"StopRecordingAudioMethod,attr"`
 	Transcript                *bool         `xml:"transcript,attr"`
 	TranscriptionUrl          *string       `xml:"transcriptionUrl,attr"`
+	RecordParticipantTrack    *bool         `xml:"recordParticipantTrack,attr"`
+}
+
+func (e MultiPartyCallElement) SetRecordParticipantTrack(value bool) MultiPartyCallElement {
+	e.RecordParticipantTrack = &value
+	return e
 }
 
 func (e MultiPartyCallElement) SetRole(value string) MultiPartyCallElement {