diff --git a/src/rgw/rgw_json_enc.cc b/src/rgw/rgw_json_enc.cc
index 85b35947e93..c0fa13b31fa 100644
--- a/src/rgw/rgw_json_enc.cc
+++ b/src/rgw/rgw_json_enc.cc
@@ -484,6 +484,9 @@ void RGWUserInfo::dump(Formatter *f) const
   if (system) { /* no need to show it for every user */
     encode_json("system", (bool)system, f);
   }
+  if (admin) {
+    encode_json("admin", (bool)admin, f);
+  }
   encode_json("default_placement", default_placement.name, f);
   encode_json("default_storage_class", default_placement.storage_class, f);
   encode_json("placement_tags", placement_tags, f);
@@ -562,6 +565,9 @@ void RGWUserInfo::decode_json(JSONObj *obj)
   bool sys = false;
   JSONDecoder::decode_json("system", sys, obj);
   system = (__u8)sys;
+  bool ad = false;
+  JSONDecoder::decode_json("admin", ad, obj);
+  admin = (__u8)ad;
   JSONDecoder::decode_json("default_placement", default_placement.name, obj);
   JSONDecoder::decode_json("default_storage_class", default_placement.storage_class, obj);
   JSONDecoder::decode_json("placement_tags", placement_tags, obj);
diff --git a/src/rgw/rgw_user.cc b/src/rgw/rgw_user.cc
index 081f21760e9..359237c6eca 100644
--- a/src/rgw/rgw_user.cc
+++ b/src/rgw/rgw_user.cc
@@ -420,6 +420,7 @@ static void dump_user_info(Formatter *f, RGWUserInfo &info,
   op_type_to_str(info.op_mask, buf, sizeof(buf));
   encode_json("op_mask", (const char *)buf, f);
   encode_json("system", (bool)info.system, f);
+  encode_json("admin", (bool)info.admin, f);
   encode_json("default_placement", info.default_placement.name, f);
   encode_json("default_storage_class", info.default_placement.storage_class, f);
   encode_json("placement_tags", info.placement_tags, f);