diff --git a/sinqEPICSApp/src/sinq.dbd b/sinqEPICSApp/src/sinq.dbd
index b641a9e..77c4e39 100644
--- a/sinqEPICSApp/src/sinq.dbd
+++ b/sinqEPICSApp/src/sinq.dbd
@@ -7,6 +7,8 @@ registrar(EuroMoveRegister)
 registrar(NanotecRegister) 
 registrar(pmacControllerRegister) 
 registrar(pmacAsynIPPortRegister) 
+registrar(drvAsynMMACSPortRegisterCommands)
+registrar(MasterMACSRegister) 
 
 #--------------------------------------------------------
 # With the PSI module build system, including these items actually