diff --git a/tmux.h b/tmux.h
index 589affd0..0a8bd188 100644
--- a/tmux.h
+++ b/tmux.h
@@ -3530,10 +3530,6 @@ int		 utf8_is_modifier(const struct utf8_data *);
 enum hanguljamo_state hanguljamo_check_state(const struct utf8_data *,
 		    const struct utf8_data *);
 
-/* procname.c */
-char   *get_proc_name(int, char *);
-char   *get_proc_cwd(int);
-
 /* log.c */
 void	log_add_level(void);
 int	log_get_level(void);
diff --git a/window-tree.c b/window-tree.c
index 78ed52be..d94458ad 100644
--- a/window-tree.c
+++ b/window-tree.c
@@ -861,7 +861,7 @@ window_tree_search(__unused void *modedata, void *itemdata, const char *ss)
 	case WINDOW_TREE_PANE:
 		if (s == NULL || wl == NULL || wp == NULL)
 			break;
-		cmd = get_proc_name(wp->fd, wp->tty);
+		cmd = osdep_get_name(wp->fd, wp->tty);
 		if (cmd == NULL || *cmd == '\0') {
 			free(cmd);
 			return (0);