diff --git a/serlib/ser_stdlib.ml b/serlib/ser_stdlib.ml
index 894d300..11c9217 100644
--- a/serlib/ser_stdlib.ml
+++ b/serlib/ser_stdlib.ml
@@ -28,6 +28,7 @@ let ref_to_yojson f x = f !x
 let ref_of_yojson f x = Result.map (fun x -> ref x) (f x)
 let hash_fold_ref = hash_fold_ref_frozen
 let compare_ref = compare_ref
+let (==) x y = (==) x y
 
 module Lazy = struct
   type 'a t = 'a lazy_t
@@ -35,3 +36,4 @@ module Lazy = struct
 end
 
 module Option = Stdlib.Option
+module List = Stdlib.List