pt-k8s-debug-collector does not have version flag

sveta@Delly-7390:~/src/percona-toolkit$ ./bin/pt-k8s-debug-collector --version
flag provided but not defined: -version
Usage of ./bin/pt-k8s-debug-collector:
  -cluster string
    	Cluster name
  -forwardport string
    	Port to use for  port forwarding
  -kubeconfig string
    	Path to kubeconfig
  -namespace string
    	Namespace for collecting data. If empty data will be collected from all namespaces
  -resource string
    	Collect data, specific to the resource. Supported values: pxc, psmdb, pg, ps, none (default "none")
sveta@Delly-7390:~/src/percona-toolkit$ ./bin/pt-k8s-debug-collector -version
flag provided but not defined: -version
Usage of ./bin/pt-k8s-debug-collector:
  -cluster string
    	Cluster name
  -forwardport string
    	Port to use for  port forwarding
  -kubeconfig string
    	Path to kubeconfig
  -namespace string
    	Namespace for collecting data. If empty data will be collected from all namespaces
  -resource string
    	Collect data, specific to the resource. Supported values: pxc, psmdb, pg, ps, none (default "none")
sveta@Delly-7390:~/src/percona-toolkit$ ./bin/pt-k8s-debug-collector version
2023/01/17 12:54:33 Start collecting cluster data
^C