Outdated AUR package

[offeex]

Describe the bug out of date aur package version (1.3). Fails to build too:

cc -c -O3 -ffast-math -Wall -Wextra -pedantic -lxcb -lxcb-keysyms -lxcb-icccm -lxcb-cursor -lxcb-randr -lxcb-composite -lxcb-ewmh -lX11 -lX11-xcb -lGL -lleif -lclipboard -lm   ragnar.c
In file included from ragnar.c:30:
structs.h:3:10: fatal error: leif/leif.h: No such file or directory
    3 | #include <leif/leif.h>
      |          ^~~~~~~~~~~~~
compilation terminated.
make: *** [Makefile:20: ragnar.o] Error 1

needs an update