1 files changed, 3 insertions, 5 deletions
diff --git a/vm.c b/vm.c
index 4245ea4fb0..4a83fbeebc 100644
--- a/vm.c
+++ b/vm.c
@@ -1242,10 +1242,9 @@ rb_vm_check_redefinition_opt_method(const rb_method_entry_t *me, VALUE klass)
     }
 }
 
-static int
-check_redefined_method(st_data_t key, st_data_t value, st_data_t data)
+static enum rb_id_table_iterator_result
+check_redefined_method(ID mid, VALUE value, void *data)
 {
-    ID mid = (ID)key;
     VALUE klass = (VALUE)data;
     const rb_method_entry_t *me = (rb_method_entry_t *)value;
     const rb_method_entry_t *newme = rb_method_entry(klass, mid);
@@ -1259,8 +1258,7 @@ void
 rb_vm_check_redefinition_by_prepend(VALUE klass)
 {
     if (!vm_redefinition_check_flag(klass)) return;
-    st_foreach(RCLASS_M_TBL(RCLASS_ORIGIN(klass)), check_redefined_method,
-	       (st_data_t)klass);
+    rb_id_table_foreach(RCLASS_M_TBL(RCLASS_ORIGIN(klass)), check_redefined_method, (void *)klass);
 }
 
 static void