diff --git a/src/iec61850/server/impl/ied_server_config.c b/src/iec61850/server/impl/ied_server_config.c
index 6b707b37..c87e1200 100644
--- a/src/iec61850/server/impl/ied_server_config.c
+++ b/src/iec61850/server/impl/ied_server_config.c
@@ -55,6 +55,7 @@ IedServerConfig_create()
         self->edition = IEC_61850_EDITION_2;
         self->maxMmsConnections = 5;
         self->enableEditSG = true;
+        self->enableResvTmsForSGCB = true;
         self->enableResvTmsForBRCB = true;
         self->enableOwnerForRCB = false;
     }