# PROTOCOL_VERSION

- **Language:** C
- **Kind:** constant
- **Source:** https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/tmux-protocol.h#L23
- **Page:** https://libtmux.org/en/tmux/latest/reference/c-define-tmux-protocol-h-protocol_version/

```c
#define PROTOCOL_VERSION 8
```

## Referenced by

- [`client_dispatch_wait`](/en/tmux/latest/reference/c-function-client-c-client_dispatch_wait/) (function)
- [`peer_check_version`](/en/tmux/latest/reference/c-function-proc-c-peer_check_version/) (function)
- [`proc_send`](/en/tmux/latest/reference/c-function-proc_send/) (function)
- [`proc_start`](/en/tmux/latest/reference/c-function-proc_start/) (function)