diff --git a/startup.script_linux b/startup.script_linux
index 3b46772..aa38b82 100644
--- a/startup.script_linux
+++ b/startup.script_linux
@@ -49,10 +49,6 @@ ifEnvSet $(IP_ADDR) ~172.19.* EPICS_CA_AUTO_ADDR_LIST NO
 ifEnvSet $(IP_ADDR) ~172.25.* EPICS_CA_ADDR_LIST "172.25.60.255 172.25.11.255"
 ifEnvSet $(IP_ADDR) ~172.25.* EPICS_CA_AUTO_ADDR_LIST NO
 
-# Default beacons
-ifEnvSet $(EPICS_CAS_BEACON_ADDR_LIST) ~* EPICS_CAS_BEACON_ADDR_LIST "$(EPICS_CA_ADDR_LIST=)"
-ifEnvSet $(EPICS_CAS_AUTO_BEACON_ADDR_LIST) ~* EPICS_CAS_AUTO_BEACON_ADDR_LIST "$(EPICS_CA_AUTO_ADDR_LIST)"
-
 # set some search paths
 epicsEnvSet EPICS_DRIVER_PATH "bin/R$(EPICS_RELEASE)_$(EPICS_HOST_ARCH):bin:snl:$(EPICS_MODULES=/ioc/modules)"
 epicsEnvSet CFG, $(PWD)/cfg