diff --git a/compiler/driver.ml b/compiler/driver.ml
index 77c894ea..f2ba87c6 100644
--- a/compiler/driver.ml
+++ b/compiler/driver.ml
@@ -345,7 +345,8 @@ let driver source_file (options : Cli.options) : int =
                   p.Plugin.name;
                 Cli.debug_print "Writing to %s..."
                   (Option.value ~default:"stdout" output_file);
-                p.Plugin.apply output_file prgm type_ordering
+                p.Plugin.apply ~output_file ~scope:options.ex_scope prgm
+                  type_ordering
               | (`Python | `Scalc | `Plugin (Plugin.Scalc _)) as backend -> (
                 let prgm = Scalc.Compile_from_lambda.translate_program prgm in
                 match backend with
@@ -383,7 +384,8 @@ let driver source_file (options : Cli.options) : int =
                     p.Plugin.name;
                   Cli.debug_print "Writing to %s..."
                     (Option.value ~default:"stdout" output_file);
-                  p.Plugin.apply output_file prgm type_ordering)))))));
+                  p.Plugin.apply ~output_file ~scope:options.ex_scope prgm
+                    type_ordering)))))));
     0
   with
   | Errors.StructuredError (msg, pos) ->
diff --git a/compiler/plugin.ml b/compiler/plugin.ml
index 08fce637..b7b6fd05 100644
--- a/compiler/plugin.ml
+++ b/compiler/plugin.ml
@@ -14,10 +14,17 @@
    License for the specific language governing permissions and limitations under
    the License. *)
 
+type 'ast plugin_apply_fun_typ =
+  output_file:string option ->
+  scope:string option ->
+  'ast ->
+  Scopelang.Dependency.TVertex.t list ->
+  unit
+
 type 'ast gen = {
   name : string;
   extension : string;
-  apply : string option -> 'ast -> Scopelang.Dependency.TVertex.t list -> unit;
+  apply : 'ast plugin_apply_fun_typ;
 }
 
 type t =
diff --git a/compiler/plugin.mli b/compiler/plugin.mli
index 27acbef7..0df3b1c2 100644
--- a/compiler/plugin.mli
+++ b/compiler/plugin.mli
@@ -16,10 +16,17 @@
 
 (** {2 catala-facing API} *)
 
+type 'ast plugin_apply_fun_typ =
+  output_file:string option ->
+  scope:string option ->
+  'ast ->
+  Scopelang.Dependency.TVertex.t list ->
+  unit
+
 type 'ast gen = {
   name : string;
   extension : string;
-  apply : string option -> 'ast -> Scopelang.Dependency.TVertex.t list -> unit;
+  apply : 'ast plugin_apply_fun_typ;
 }
 
 type t =
@@ -41,19 +48,13 @@ module PluginAPI : sig
   val register_lcalc :
     name:string ->
     extension:string ->
-    (string option ->
-    Dcalc.Ast.untyped Lcalc.Ast.program ->
-    Scopelang.Dependency.TVertex.t list ->
-    unit) ->
+    Dcalc.Ast.untyped Lcalc.Ast.program plugin_apply_fun_typ ->
     unit
 
   val register_scalc :
     name:string ->
     extension:string ->
-    (string option ->
-    Scalc.Ast.program ->
-    Scopelang.Dependency.TVertex.t list ->
-    unit) ->
+    Scalc.Ast.program plugin_apply_fun_typ ->
     unit
 end
 
diff --git a/compiler/plugins/jsoo.ml b/compiler/plugins/jsoo.ml
index cadc84a2..64639157 100644
--- a/compiler/plugins/jsoo.ml
+++ b/compiler/plugins/jsoo.ml
@@ -414,9 +414,11 @@ module To_jsoo = struct
 end
 
 let apply
-    (output_file : string option)
+    ~(output_file : string option)
+    ~(scope : string option)
     (prgm : 'm Lcalc.Ast.program)
     (type_ordering : Scopelang.Dependency.TVertex.t list) =
+  let _ = scope in
   let filename_without_ext_opt =
     Option.map
       (fun f -> Filename.basename f |> String.split_on_char '.' |> List.hd)
diff --git a/compiler/plugins/python.ml b/compiler/plugins/python.ml
index 9cb7ed06..02819332 100644
--- a/compiler/plugins/python.ml
+++ b/compiler/plugins/python.ml
@@ -23,7 +23,8 @@
 let name = "python-plugin"
 let extension = ".py"
 
-let apply output_file prgm type_ordering =
+let apply ~output_file ~scope prgm type_ordering =
+  ignore scope;
   Utils.File.with_formatter_of_opt_file output_file @@ fun fmt ->
   Scalc.To_python.format_program fmt prgm type_ordering