diff --git a/files/initrd/opt/arc/boot.sh b/files/initrd/opt/arc/boot.sh
index 9170eb53..10b0a8ec 100755
--- a/files/initrd/opt/arc/boot.sh
+++ b/files/initrd/opt/arc/boot.sh
@@ -155,7 +155,7 @@ if [ "$(readModelKey "${MODEL}" "dt")" = "true" ] && ! echo "epyc7002 purley bro
   CMDLINE['modprobe.blacklist']+="mpt3sas"
 fi
 
-if ! echo "broadwell broadwellnk" | grep -wq "$(readModelKey "${MODEL}" "platform")"; then
+if echo "broadwell broadwellnk" | grep -wq "$(readModelKey "${MODEL}" "platform")"; then
   [ ! "${CMDLINE['modprobe.blacklist']}" = "" ] && CMDLINE['modprobe.blacklist']+=","
   CMDLINE['modprobe.blacklist']+="scsi_transport_sas"
 fi