diff --git a/raystack/frontier/v1beta1/frontier.proto b/raystack/frontier/v1beta1/frontier.proto
index caf97f43..5f4a9c22 100644
--- a/raystack/frontier/v1beta1/frontier.proto
+++ b/raystack/frontier/v1beta1/frontier.proto
@@ -89,8 +89,6 @@ service FrontierService {
 
   rpc ListGroupUsers(ListGroupUsersRequest) returns (ListGroupUsersResponse) {}
 
-  rpc AddGroupUsers(AddGroupUsersRequest) returns (AddGroupUsersResponse) {}
-
   rpc RemoveGroupUser(RemoveGroupUserRequest) returns (RemoveGroupUserResponse) {}
 
   rpc SetGroupMemberRole(SetGroupMemberRoleRequest) returns (SetGroupMemberRoleResponse) {}
@@ -2172,14 +2170,6 @@ message DeleteGroupRequest {
 
 message DeleteGroupResponse {}
 
-message AddGroupUsersRequest {
-  string id = 1;
-  string org_id = 2 [(buf.validate.field).string.min_len = 3];
-  repeated string user_ids = 3;
-}
-
-message AddGroupUsersResponse {}
-
 message RemoveGroupUserRequest {
   string id = 1;
   string org_id = 2 [(buf.validate.field).string.min_len = 3];