diff --git a/vendor/lua/lua.go b/vendor/lua/lua.go
index ecef2bc..a039618 100644
--- a/vendor/lua/lua.go
+++ b/vendor/lua/lua.go
@@ -8,8 +8,13 @@
 package lua
 
 /*
-#cgo LDFLAGS: -llua
-#cgo linux LDFLAGS: -lm -ldl
+#cgo pkg-config: lua5.1
+#cgo CFLAGS: -Ilua
+#cgo llua LDFLAGS: -llua
+#cgo luaa LDFLAGS: -llua -lm -ldl
+#cgo linux,!llua,!luaa LDFLAGS: -llua5.1 -lm
+#cgo darwin,!luaa pkg-config: lua5.1
+#cgo freebsd,!luaa LDFLAGS: -llua-5.1
 
 #include <lua.h>
 #include <stdlib.h>