diff -bu a/source/libs/luajit/LuaJIT-src/src/lib_init.c  b/source/libs/luajit/LuaJIT-src/src/lib_init.c 
--- a/source/libs/luajit/LuaJIT-src/src/lib_init.c
+++ b/source/libs/luajit/LuaJIT-src/src/lib_init.c
@@ -26,6 +26,7 @@
   { LUA_DBLIBNAME,	luaopen_debug },
   { LUA_BITLIBNAME,	luaopen_bit },
   { LUA_JITLIBNAME,	luaopen_jit },
+  { LUA_BITLIBNAME_32,	luaopen_bit32 },
   { NULL,		NULL }
 };
 
