diff --git a/src/nvim/os/pty_process_unix.c b/src/nvim/os/pty_process_unix.c
index abbb410293..450bc75ffb 100644
--- a/src/nvim/os/pty_process_unix.c
+++ b/src/nvim/os/pty_process_unix.c
@@ -198,7 +198,9 @@ static void init_termios(struct termios *termios) FUNC_ATTR_NONNULL_ALL
   termios->c_cflag = CS8|CREAD;
   termios->c_lflag = ISIG|ICANON|IEXTEN|ECHO|ECHOE|ECHOK;
 
-  cfsetspeed(termios, 38400);
+  // not using cfsetspeed, not available on all platforms
+  cfsetispeed(termios, 38400);
+  cfsetospeed(termios, 38400);
 
 #ifdef IUTF8
   termios->c_iflag |= IUTF8;