diff --git a/conf/fstab.gs101.in b/conf/fstab.gs101.in
index a88d1cc1..8b7a7e3b 100644
--- a/conf/fstab.gs101.in
+++ b/conf/fstab.gs101.in
@@ -5,9 +5,9 @@
 #
 #<src>                                                   <mnt_point>                 <type>  <mnt_flags and options>  <fs_mgr_flags>
 system                                                   /system                     ext4    ro,barrier=1             wait,slotselect,avb=vbmeta_system,logical,first_stage_mount,readahead_size_kb=128
-system_ext                                               /system_ext                 ext4    ro,barrier=1             wait,slotselect,avb=vbmeta_system,logical,first_stage_mount
-product                                                  /product                    ext4    ro,barrier=1             wait,slotselect,avb=vbmeta_system,logical,first_stage_mount
-vendor                                                   /vendor                     ext4    ro,barrier=1             wait,slotselect,avb=vbmeta_vendor,logical,first_stage_mount
+system_ext                                               /system_ext                 ext4    ro,barrier=1             wait,slotselect,avb=vbmeta_system,logical,first_stage_mount,readahead_size_kb=128
+product                                                  /product                    ext4    ro,barrier=1             wait,slotselect,avb=vbmeta_system,logical,first_stage_mount,readahead_size_kb=128
+vendor                                                   /vendor                     ext4    ro,barrier=1             wait,slotselect,avb=vbmeta_vendor,logical,first_stage_mount,readahead_size_kb=128
 vendor_dlkm                                              /vendor_dlkm                ext4    ro,barrier=1             wait,slotselect,avb=vbmeta,logical,first_stage_mount
 /dev/block/platform/14700000.ufs/by-name/boot            /boot                       emmc    defaults                 slotselect,avb=boot,first_stage_mount
 /dev/block/platform/14700000.ufs/by-name/efs             /mnt/vendor/efs             ext4    defaults,noatime,rw      wait,check,formattable