diff --git a/xCAT-test/autotest/testcase/installation/litefile.csv b/xCAT-test/autotest/testcase/installation/litefile.csv
index a53cfc4f1..a199574bf 100644
--- a/xCAT-test/autotest/testcase/installation/litefile.csv
+++ b/xCAT-test/autotest/testcase/installation/litefile.csv
@@ -1,6 +1,7 @@
 #image,file,options,comments,disable
 "ALL","/etc/adjtime","tmpfs",,
 "ALL","/etc/securetty","tmpfs",,
+"ALL","/etc/inittab","tmpfs",,
 "ALL","/etc/lvm/","tmpfs",,
 "ALL","/etc/ntp.conf","tmpfs",,
 "ALL","/etc/rsyslog.conf","tmpfs",,
diff --git a/xCAT-test/autotest/testcase/installation/litefile_sles.csv b/xCAT-test/autotest/testcase/installation/litefile_sles.csv
index 9ee89d3af..09c02b082 100644
--- a/xCAT-test/autotest/testcase/installation/litefile_sles.csv
+++ b/xCAT-test/autotest/testcase/installation/litefile_sles.csv
@@ -1,5 +1,6 @@
 #image,file,options,comments,disable
 "ALL","/etc/lvm/","tmpfs",,
+"ALL","/etc/inittab","tmpfs",,
 "ALL","/etc/ntp.conf","tmpfs",,
 "ALL","/etc/ntp.conf.org","tmpfs",,
 "ALL","/etc/resolv.conf","tmpfs",,