diff --git a/install/1system/calculate-install/calculate2.env b/install/1system/calculate-install/calculate2.env
index ae3a597..d83a0f6 100644
--- a/install/1system/calculate-install/calculate2.env
+++ b/install/1system/calculate-install/calculate2.env
@@ -17,5 +17,6 @@ cl_autoupdate_set = off
 cl_kernel_uid = #-cl_install_kernel_uid-#
 #os_install_linux_ver#
 #?os_install_linux_build!=#
+# current linux build
 os_linux_build = #-os_install_linux_build-#
 #os_install_linux_build#
diff --git a/install/1system/grub/grub.conf b/install/1system/grub/grub.conf
index 7e94ace..5be5638 100644
--- a/install/1system/grub/grub.conf
+++ b/install/1system/grub/grub.conf
@@ -1,4 +1,4 @@
-# Calculate comment=# cl_install_scratch_action!=up&&os_install_root_type!=usb-hdd
+# Calculate comment=# os_install_scratch==off&&os_install_root_type!=usb-hdd
 timeout 2
 default 0
 fallback 1
diff --git a/install/1system/grub/grub.conf.scratch b/install/1system/grub/grub.conf.scratch
index 24fb044..2eaffe6 100644
--- a/install/1system/grub/grub.conf.scratch
+++ b/install/1system/grub/grub.conf.scratch
@@ -1,4 +1,4 @@
-# Calculate comment=# name=grub.conf cl_install_scratch_action==up
+# Calculate comment=# name=grub.conf os_install_scratch==on
 timeout 5
 default 0
 fallback 1
diff --git a/install/1system/grub/grub.conf.usb b/install/1system/grub/grub.conf.usb
index 299fcfe..d298ecb 100644
--- a/install/1system/grub/grub.conf.usb
+++ b/install/1system/grub/grub.conf.usb
@@ -1,4 +1,4 @@
-# Calculate comment=# name=grub.conf cl_install_scratch_action!=up&&os_install_root_type==usb-hdd
+# Calculate comment=# name=grub.conf os_install_scratch==off&&os_install_root_type==usb-hdd
 timeout 2
 default 0
 fallback 1
diff --git a/install/1system/openrc/init.d/root b/install/1system/openrc/init.d/root
index 631dcaa..5c6fd62 100644
--- a/install/1system/openrc/init.d/root
+++ b/install/1system/openrc/init.d/root
@@ -1,4 +1,4 @@
-# Calculate cl_install_scratch_action==up chmod=0755
+# Calculate os_install_scratch==on chmod=0755
 #!/sbin/runscript
 
 description="Mount the root fs read/write"