diff --git a/descope/internal/mgmt/user.go b/descope/internal/mgmt/user.go
index 954bfacb..dd5799c4 100644
--- a/descope/internal/mgmt/user.go
+++ b/descope/internal/mgmt/user.go
@@ -16,14 +16,14 @@ func (u *user) Create(loginID string, user *descope.UserRequest) (*descope.UserR
 	if user == nil {
 		user = &descope.UserRequest{}
 	}
-	return u.create(loginID, user.Email, user.Phone, user.Name, user.Picture, user.Roles, user.Tenants, false, false, user.CustomAttributes, user.VerifiedEmail, user.VerifiedPhone, nil)
+	return u.create(loginID, user.Email, user.Phone, user.Name, user.Picture, user.Roles, user.Tenants, false, false, user.CustomAttributes, user.VerifiedEmail, user.VerifiedPhone, user.AdditionalLoginIDs, nil)
 }
 
 func (u *user) CreateTestUser(loginID string, user *descope.UserRequest) (*descope.UserResponse, error) {
 	if user == nil {
 		user = &descope.UserRequest{}
 	}
-	return u.create(loginID, user.Email, user.Phone, user.Name, user.Picture, user.Roles, user.Tenants, false, true, user.CustomAttributes, user.VerifiedEmail, user.VerifiedPhone, nil)
+	return u.create(loginID, user.Email, user.Phone, user.Name, user.Picture, user.Roles, user.Tenants, false, true, user.CustomAttributes, user.VerifiedEmail, user.VerifiedPhone, user.AdditionalLoginIDs, nil)
 }
 
 func (u *user) CreateBatch(users []*descope.BatchUser) (*descope.UsersBatchResponse, error) {
@@ -37,7 +37,7 @@ func (u *user) Invite(loginID string, user *descope.UserRequest, options *descop
 	if user == nil {
 		user = &descope.UserRequest{}
 	}
-	return u.create(loginID, user.Email, user.Phone, user.Name, user.Picture, user.Roles, user.Tenants, true, false, user.CustomAttributes, user.VerifiedEmail, user.VerifiedPhone, options)
+	return u.create(loginID, user.Email, user.Phone, user.Name, user.Picture, user.Roles, user.Tenants, true, false, user.CustomAttributes, user.VerifiedEmail, user.VerifiedPhone, user.AdditionalLoginIDs, options)
 }
 
 func (u *user) InviteBatch(users []*descope.BatchUser, options *descope.InviteOptions) (*descope.UsersBatchResponse, error) {
@@ -47,11 +47,11 @@ func (u *user) InviteBatch(users []*descope.BatchUser, options *descope.InviteOp
 	return u.createBatch(users, options)
 }
 
-func (u *user) create(loginID, email, phone, displayName, picture string, roles []string, tenants []*descope.AssociatedTenant, invite, test bool, customAttributes map[string]any, verifiedEmail *bool, verifiedPhone *bool, options *descope.InviteOptions) (*descope.UserResponse, error) {
+func (u *user) create(loginID, email, phone, displayName, picture string, roles []string, tenants []*descope.AssociatedTenant, invite, test bool, customAttributes map[string]any, verifiedEmail *bool, verifiedPhone *bool, additionalLoginIDs []string, options *descope.InviteOptions) (*descope.UserResponse, error) {
 	if loginID == "" {
 		return nil, utils.NewInvalidArgumentError("loginID")
 	}
-	req := makeCreateUserRequest(loginID, email, phone, displayName, picture, roles, tenants, invite, test, customAttributes, verifiedEmail, verifiedPhone, options)
+	req := makeCreateUserRequest(loginID, email, phone, displayName, picture, roles, tenants, invite, test, customAttributes, verifiedEmail, verifiedPhone, additionalLoginIDs, options)
 	res, err := u.client.DoPostRequest(api.Routes.ManagementUserCreate(), req, nil, u.conf.ManagementKey)
 	if err != nil {
 		return nil, err
@@ -75,7 +75,7 @@ func (u *user) Update(loginID string, user *descope.UserRequest) (*descope.UserR
 	if user == nil {
 		user = &descope.UserRequest{}
 	}
-	req := makeUpdateUserRequest(loginID, user.Email, user.Phone, user.Name, user.Picture, user.Roles, user.Tenants, user.CustomAttributes, user.VerifiedEmail, user.VerifiedPhone)
+	req := makeUpdateUserRequest(loginID, user.Email, user.Phone, user.Name, user.Picture, user.Roles, user.Tenants, user.CustomAttributes, user.VerifiedEmail, user.VerifiedPhone, user.AdditionalLoginIDs)
 	res, err := u.client.DoPostRequest(api.Routes.ManagementUserUpdate(), req, nil, u.conf.ManagementKey)
 	if err != nil {
 		return nil, err
@@ -455,9 +455,10 @@ func (u *user) GenerateEmbeddedLink(loginID string, customClaims map[string]any)
 	return tRes.Token, nil
 }
 
-func makeCreateUserRequest(loginID, email, phone, displayName, picture string, roles []string, tenants []*descope.AssociatedTenant, invite, test bool, customAttributes map[string]any, verifiedEmail *bool, verifiedPhone *bool, options *descope.InviteOptions) map[string]any {
-	req := makeUpdateUserRequest(loginID, email, phone, displayName, picture, roles, tenants, customAttributes, verifiedEmail, verifiedPhone)
+func makeCreateUserRequest(loginID, email, phone, displayName, picture string, roles []string, tenants []*descope.AssociatedTenant, invite, test bool, customAttributes map[string]any, verifiedEmail *bool, verifiedPhone *bool, additionalLoginIDs []string, options *descope.InviteOptions) map[string]any {
+	req := makeUpdateUserRequest(loginID, email, phone, displayName, picture, roles, tenants, customAttributes, verifiedEmail, verifiedPhone, additionalLoginIDs)
 	req["invite"] = invite
+	req["additionalLoginIds"] = additionalLoginIDs
 	if test {
 		req["test"] = true
 	}
@@ -478,7 +479,7 @@ func makeCreateUserRequest(loginID, email, phone, displayName, picture string, r
 func makeCreateUsersBatchRequest(users []*descope.BatchUser, options *descope.InviteOptions) map[string]any {
 	var usersReq []map[string]any
 	for _, u := range users {
-		user := makeUpdateUserRequest(u.LoginID, u.Email, u.Phone, u.Name, u.Picture, u.Roles, u.Tenants, u.CustomAttributes, u.VerifiedEmail, u.VerifiedPhone)
+		user := makeUpdateUserRequest(u.LoginID, u.Email, u.Phone, u.Name, u.Picture, u.Roles, u.Tenants, u.CustomAttributes, u.VerifiedEmail, u.VerifiedPhone, u.AdditionalLoginIDs)
 		if u.Password != nil {
 			if cleartext := u.Password.Cleartext; cleartext != "" {
 				user["password"] = u.Password.Cleartext
@@ -518,16 +519,17 @@ func makeCreateUsersBatchRequest(users []*descope.BatchUser, options *descope.In
 	return req
 }
 
-func makeUpdateUserRequest(loginID, email, phone, displayName, picture string, roles []string, tenants []*descope.AssociatedTenant, customAttributes map[string]any, verifiedEmail *bool, verifiedPhone *bool) map[string]any {
+func makeUpdateUserRequest(loginID, email, phone, displayName, picture string, roles []string, tenants []*descope.AssociatedTenant, customAttributes map[string]any, verifiedEmail *bool, verifiedPhone *bool, additionalLoginIDs []string) map[string]any {
 	res := map[string]any{
-		"loginId":          loginID,
-		"email":            email,
-		"phone":            phone,
-		"displayName":      displayName,
-		"roleNames":        roles,
-		"userTenants":      makeAssociatedTenantList(tenants),
-		"customAttributes": customAttributes,
-		"picture":          picture,
+		"loginId":            loginID,
+		"email":              email,
+		"phone":              phone,
+		"displayName":        displayName,
+		"roleNames":          roles,
+		"userTenants":        makeAssociatedTenantList(tenants),
+		"customAttributes":   customAttributes,
+		"picture":            picture,
+		"additionalLoginIds": additionalLoginIDs,
 	}
 	if verifiedEmail != nil {
 		res["verifiedEmail"] = *verifiedEmail
diff --git a/descope/types.go b/descope/types.go
index 37b9d5f2..894aa2e2 100644
--- a/descope/types.go
+++ b/descope/types.go
@@ -273,13 +273,14 @@ type User struct {
 }
 
 type UserRequest struct {
-	User             `json:",inline"`
-	Roles            []string            `json:"roles,omitempty"`
-	Tenants          []*AssociatedTenant `json:"tenants,omitempty"`
-	CustomAttributes map[string]any      `json:"customAttributes,omitempty"`
-	Picture          string              `json:"picture,omitempty"`
-	VerifiedEmail    *bool               `json:"verifiedEmail,omitempty"`
-	VerifiedPhone    *bool               `json:"verifiedPhone,omitempty"`
+	User               `json:",inline"`
+	Roles              []string            `json:"roles,omitempty"`
+	Tenants            []*AssociatedTenant `json:"tenants,omitempty"`
+	CustomAttributes   map[string]any      `json:"customAttributes,omitempty"`
+	Picture            string              `json:"picture,omitempty"`
+	VerifiedEmail      *bool               `json:"verifiedEmail,omitempty"`
+	VerifiedPhone      *bool               `json:"verifiedPhone,omitempty"`
+	AdditionalLoginIDs []string            `json:"additionalLoginIds,omitempty"`
 }
 
 type BatchUser struct {