diff --git a/src/exe.ml b/src/exe.ml
index 3a4aa7e9..5fa3ede2 100644
--- a/src/exe.ml
+++ b/src/exe.ml
@@ -145,7 +145,7 @@ let link_exe
        link_flags
      >>>
      Build.of_result_map requires ~f:(fun libs ->
-       Build.paths (Lib.L.archive_files libs ~mode ~ext_lib:ctx.ext_lib))
+       Build.paths (Lib.L.archive_files libs ~mode))
      >>>
      Build.run ~context:ctx
        (Ok compiler)
diff --git a/src/lib.ml b/src/lib.ml
index f15a49dd..e9f8d794 100644
--- a/src/lib.ml
+++ b/src/lib.ml
@@ -72,17 +72,11 @@ module Info = struct
       ~init:(Deps.to_lib_deps t.requires)
       ~f:(fun acc s -> Dune_file.Lib_dep.Direct s :: acc)
 
-  let of_library_stanza ~dir (conf : Dune_file.Library.t) =
+  let of_library_stanza ~dir ~ext_lib (conf : Dune_file.Library.t) =
     let archive_file ext = Path.relative dir (conf.name ^ ext) in
     let archive_files ~f_ext =
       Mode.Dict.of_func (fun ~mode -> [archive_file (f_ext mode)])
     in
-    let stubs =
-      if Dune_file.Library.has_stubs conf then
-        [Dune_file.Library.stubs_archive conf ~dir ~ext_lib:""]
-      else
-        []
-    in
     let jsoo_runtime =
       List.map conf.buildable.js_of_ocaml.javascript_files
         ~f:(Path.relative dir)
@@ -93,9 +87,15 @@ module Info = struct
       | Some p -> Public p.package
     in
     let foreign_archives =
+      let stubs =
+        if Dune_file.Library.has_stubs conf then
+          [Dune_file.Library.stubs_archive conf ~dir ~ext_lib]
+        else
+          []
+      in
       { Mode.Dict.
         byte   = stubs
-      ; native = Path.relative dir conf.name :: stubs
+      ; native = Path.relative dir (conf.name ^ ext_lib) :: stubs
       }
     in
     { loc = conf.buildable.loc
@@ -420,11 +420,10 @@ module L = struct
   let jsoo_runtime_files ts =
     List.concat_map ts ~f:(fun t -> t.info.jsoo_runtime)
 
-  let archive_files ts ~mode ~ext_lib =
+  let archive_files ts ~mode =
     List.concat_map ts ~f:(fun t ->
       Mode.Dict.get t.info.archives mode @
-      List.map (Mode.Dict.get t.info.foreign_archives mode)
-        ~f:(Path.extend_basename ~suffix:ext_lib))
+      Mode.Dict.get t.info.foreign_archives mode)
 
   let remove_dups l =
     let rec loop acc l seen =
@@ -946,10 +945,10 @@ module DB = struct
     ; all    = Lazy.from_fun all
     }
 
-  let create_from_library_stanzas ?parent stanzas =
+  let create_from_library_stanzas ?parent ~ext_lib stanzas =
     let map =
       List.concat_map stanzas ~f:(fun (dir, (conf : Dune_file.Library.t)) ->
-        let info = Info.of_library_stanza ~dir conf in
+        let info = Info.of_library_stanza ~dir ~ext_lib conf in
         match conf.public with
         | None ->
           [(conf.name, Resolve_result.Found info)]
diff --git a/src/lib.mli b/src/lib.mli
index 312f3e24..f4748754 100644
--- a/src/lib.mli
+++ b/src/lib.mli
@@ -69,7 +69,7 @@ module L : sig
 
   (** All the library archive files (.a, .cmxa, _stubs.a, ...)  that
       should be linked in when linking an executable. *)
-  val archive_files : t -> mode:Mode.t -> ext_lib:string -> Path.t list
+  val archive_files : t -> mode:Mode.t -> Path.t list
 
   val jsoo_runtime_files : t -> Path.t list
 
@@ -109,7 +109,12 @@ module Info : sig
     ; sub_systems      : Dune_file.Sub_system_info.t Sub_system_name.Map.t
     }
 
-  val of_library_stanza : dir:Path.t -> Dune_file.Library.t -> t
+  val of_library_stanza
+    : dir:Path.t
+    -> ext_lib:string
+    -> Dune_file.Library.t
+    -> t
+
   val of_findlib_package : Findlib.Package.t -> t
 end
 
@@ -257,6 +262,7 @@ module DB : sig
   (** Create a database from a list of library stanzas *)
   val create_from_library_stanzas
     :  ?parent:t
+    -> ext_lib:string
     -> (Path.t * Dune_file.Library.t) list
     -> t
 
diff --git a/src/preprocessing.ml b/src/preprocessing.ml
index afe6499a..81f2c7b0 100644
--- a/src/preprocessing.ml
+++ b/src/preprocessing.ml
@@ -295,7 +295,7 @@ let build_ppx_driver sctx ~lib_db ~dep_kind ~target ~dir_kind pps =
        (Lib_deps.info ~kind:dep_kind (Lib_deps.of_pps pps))
      >>>
      Build.of_result_map driver_and_libs ~f:(fun (_, libs) ->
-       Build.paths (Lib.L.archive_files libs ~mode ~ext_lib:ctx.ext_lib))
+       Build.paths (Lib.L.archive_files libs ~mode))
      >>>
      Build.run ~context:ctx (Ok compiler)
        [ A "-o" ; Target target
diff --git a/src/scope.ml b/src/scope.ml
index 72602a45..685bf425 100644
--- a/src/scope.ml
+++ b/src/scope.ml
@@ -50,7 +50,7 @@ module DB = struct
             (Project_name_map.keys t.by_name)
         ]
 
-  let create ~projects ~context ~installed_libs internal_libs =
+  let create ~projects ~context ~installed_libs ~ext_lib internal_libs =
     let projects_by_name =
       List.map projects ~f:(fun (project : Dune_project.t) ->
         (project.name, project))
@@ -119,7 +119,7 @@ module DB = struct
           let project = Option.value_exn project in
           let libs = Option.value libs ~default:[] in
           let db =
-            Lib.DB.create_from_library_stanzas libs ~parent:public_libs
+            Lib.DB.create_from_library_stanzas libs ~parent:public_libs ~ext_lib
           in
           let root = Path.append_local build_context_dir project.root in
           Some { project; db; root })
diff --git a/src/scope.mli b/src/scope.mli
index 9bb2cfac..20e5e8c4 100644
--- a/src/scope.mli
+++ b/src/scope.mli
@@ -25,6 +25,7 @@ module DB : sig
     :  projects:Dune_project.t list
     -> context:string
     -> installed_libs:Lib.DB.t
+    -> ext_lib:string
     -> (Path.t * Dune_file.Library.t) list
     -> t * Lib.DB.t
 
diff --git a/src/super_context.ml b/src/super_context.ml
index ef924de9..ebbaafdb 100644
--- a/src/super_context.ml
+++ b/src/super_context.ml
@@ -512,6 +512,7 @@ let create
       ~projects
       ~context:context.name
       ~installed_libs
+      ~ext_lib:context.ext_lib
       internal_libs
   in
   let stanzas =