BOINC_HOME = /opt/boinc
 # the following BOINC settings are used by the boinc fetch work hook
 BOINC_Executable = $(BOINC_HOME)/BOINC/boinc
-BOINC_InitialDir = $(BOINC_HOME)/var/$(BOINC_SLOT)
+BOINC_InitialDir = $(BOINC_HOME)/var/slot$(BOINC_SLOT)
 BOINC_Owner = backfill
 BOINC_User = backfill@your.domain
 BOINC_Arguments = -allow_multiple_clients -attach_project http://einstein.phys.uwm.edu <insert_id>