diff --git a/taglib-ffi.rkt b/taglib-ffi.rkt
index 069bba3..07b7a46 100644
--- a/taglib-ffi.rkt
+++ b/taglib-ffi.rkt
@@ -66,6 +66,7 @@
 ;                    (error (format "Cannot find library ~a" l)))
 ;           ))
 
+(define zlib (get-lib '("zlib" "libz") '(#f)))
 (define libtag (get-lib '("tag" "libtag") '("2" #f)))
 (define libtag_c (get-lib '("tag_c" "libtag_c") '("#2" #f)))