diff --git a/libds/common/flags.h b/libds/common/flags.h
index c013d2f0f25..e8e5d625b5e 100644
--- a/libds/common/flags.h
+++ b/libds/common/flags.h
@@ -233,6 +233,7 @@
 #define DS_GUID_PROGRAM_DATA_CONTAINER                "09460C08AE1E4A4EA0F64AEE7DAA1E5A"
 #define DS_GUID_SYSTEMS_CONTAINER                     "AB1D30F3768811D1ADED00C04FD8D5CD"
 #define DS_GUID_USERS_CONTAINER                       "A9D1CA15768811D1ADED00C04FD8D5CD"
+#define DS_GUID_MANAGED_SERVICE_ACCOUNTS_CONTAINER    "1EB93889E40C45DF9F0C64D23BBB6237"
 
 /* wellknown GUIDs for optional directory features */
 #define DS_GUID_FEATURE_RECYCLE_BIN		      "766ddcd8-acd0-445e-f3b9-a7f9b6744f2a"