diff --git a/src/osd/osd_types.cc b/src/osd/osd_types.cc
index 272a4231471..421c71802dc 100644
--- a/src/osd/osd_types.cc
+++ b/src/osd/osd_types.cc
@@ -3260,6 +3260,7 @@ ostream& operator<<(ostream& out, const object_info_t& oi)
     out << " " << oi.snaps;
   if (oi.flags)
     out << " " << oi.get_flag_string();
+  out << " s " << oi.size;
   out << " uv" << oi.user_version;
   out << ")";
   return out;