diff --git a/py/scope.c b/py/scope.c
index 073c2a38c2..98e02fb53f 100644
--- a/py/scope.c
+++ b/py/scope.c
@@ -72,7 +72,7 @@ void scope_free(scope_t *scope) {
     m_del(scope_t, scope, 1);
 }
 
-id_info_t *scope_find_or_add_id(scope_t *scope, qstr qst, scope_kind_t kind) {
+id_info_t *scope_find_or_add_id(scope_t *scope, qstr qst, id_info_kind_t kind) {
     id_info_t *id_info = scope_find(scope, qst);
     if (id_info != NULL) {
         return id_info;
diff --git a/py/scope.h b/py/scope.h
index b52d98ea1c..edf164c4ad 100644
--- a/py/scope.h
+++ b/py/scope.h
@@ -29,14 +29,14 @@
 #include "py/parse.h"
 #include "py/emitglue.h"
 
-enum {
+typedef enum {
     ID_INFO_KIND_UNDECIDED,
     ID_INFO_KIND_GLOBAL_IMPLICIT,
     ID_INFO_KIND_GLOBAL_EXPLICIT,
     ID_INFO_KIND_LOCAL, // in a function f, written and only referenced by f
     ID_INFO_KIND_CELL,  // in a function f, read/written by children of f
     ID_INFO_KIND_FREE,  // in a function f, belongs to the parent of f
-};
+} id_info_kind_t;
 
 enum {
     ID_FLAG_IS_PARAM = 0x01,
@@ -92,7 +92,7 @@ typedef struct _scope_t {
 
 scope_t *scope_new(scope_kind_t kind, mp_parse_node_t pn, qstr source_file, mp_uint_t emit_options);
 void scope_free(scope_t *scope);
-id_info_t *scope_find_or_add_id(scope_t *scope, qstr qstr, scope_kind_t kind);
+id_info_t *scope_find_or_add_id(scope_t *scope, qstr qstr, id_info_kind_t kind);
 id_info_t *scope_find(scope_t *scope, qstr qstr);
 id_info_t *scope_find_global(scope_t *scope, qstr qstr);
 void scope_check_to_close_over(scope_t *scope, id_info_t *id);