1 files changed, 1 insertions, 1 deletions
diff --git a/object.c b/object.c
index 858ddf3f53..251f2fce0f 100644
--- a/object.c
+++ b/object.c
@@ -149,7 +149,7 @@ VALUE
 rb_obj_id_obsolete(obj)
     VALUE obj;
 {
-    rb_warning("Object#id will be deprecated; use Object#object_id");
+    rb_warn("Object#id will be deprecated; use Object#object_id");
     return rb_obj_id(obj);
 }