diff --git a/library/summary.ml b/library/summary.ml
index 17296e87c6fb..758b636dc122 100644
--- a/library/summary.ml
+++ b/library/summary.ml
@@ -216,14 +216,4 @@ let ref ?(stage=Stage.Interp) ?(local=false) ~name x =
     in
     r
 
-module Local = struct
-
-type 'a local_ref = 'a ref
-
-let ref ?stage ~name x = ref ?stage ~name ~local:true x
-let (!) = (!)
-let (:=) = (:=)
-
-end
-
 let dump = Dyn.dump
diff --git a/library/summary.mli b/library/summary.mli
index 71a2d29045c1..a77bc189b521 100644
--- a/library/summary.mli
+++ b/library/summary.mli
@@ -67,15 +67,6 @@ val declare_summary_tag : string -> ?make_marshallable:('a -> 'a) -> 'a summary_
 val ref : ?stage:Stage.t -> ?local:bool -> name:string -> 'a -> 'a ref
 val ref_tag : ?stage:Stage.t -> name:string -> 'a -> 'a ref * 'a Dyn.tag
 
-module Local : sig
-
-  type 'a local_ref = 'a ref
-  val ref : ?stage:Stage.t -> name:string -> 'a -> 'a local_ref
-  val (:=) : 'a local_ref -> 'a -> unit
-  val (!) : 'a local_ref -> 'a
-
-end [@@ocaml.deprecated "Use [Summary.ref ~local:true]"]
-
 (** Special summary for ML modules.  This summary entry is special
     because its unfreeze may load ML code and hence add summary
     entries.  Thus is has to be recognizable, and handled properly.
diff --git a/test-suite/misc/non-marshalable-state/src/good.mlg b/test-suite/misc/non-marshalable-state/src/good.mlg
index 260e6339c9f3..bb422ee57ef7 100644
--- a/test-suite/misc/non-marshalable-state/src/good.mlg
+++ b/test-suite/misc/non-marshalable-state/src/good.mlg
@@ -2,7 +2,7 @@ DECLARE PLUGIN "coq-test-suite.good"
 
 {
 
-let state = Summary.Local.ref
+let state = Summary.ref ~local:true
   ~name:"elpi-compiler-cache"
   None
 
@@ -10,7 +10,6 @@ let state = Summary.Local.ref
 
 VERNAC COMMAND EXTEND magic CLASSIFIED AS SIDEFF
 | [ "magic" ] -> {
-    let open Summary.Local in
     state := Some (fun () -> ())
 }
 END