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diff --git a/log-tree.c b/log-tree.c
index 7e048701d0..ad2b19fda2 100644
--- a/log-tree.c
+++ b/log-tree.c
@@ -196,6 +196,27 @@ static int add_ref_decoration(const struct reference *ref, void *cb_data)
}
add_name_decoration(deco_type, ref->name, obj);
+ if (obj->type == OBJ_TAG) {
+ struct object_id peeled;
+ /*
+ * The ref backend often already knows what a tag peels to
+ * (packed-refs records it). Using that saves inflating every
+ * tag object just to walk the chain, which dominates
+ * --decorate on tag-heavy repositories.
+ */
+ if (ref->peeled_oid &&
+ !reference_get_peeled_oid(the_repository, ref, &peeled)) {
+ enum object_type ptype;
+ ptype = odb_read_object_info(the_repository->objects,
+ &peeled, NULL);
+ if (ptype < 0)
+ return 0;
+ obj = lookup_object_by_type(the_repository, &peeled, ptype);
+ if (obj)
+ add_name_decoration(DECORATION_REF_TAG, ref->name, obj);
+ return 0;
+ }
+ }
while (obj->type == OBJ_TAG) {
if (!obj->parsed)
parse_object(the_repository, &obj->oid);
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