diff --git a/guest-test/guest.test_launcher.sh b/guest-test/guest.test_launcher.sh
index 2c5a05a..ae091c5 100755
--- a/guest-test/guest.test_launcher.sh
+++ b/guest-test/guest.test_launcher.sh
@@ -63,6 +63,7 @@ NOTE!! args passed here will override params in qemu.confg.json
   -c guest kernel extra commandline
   -p guest pmu off/on
   -g [optional, default off] code coverage test mode off/on
+  -i [optional] path under guest-test to standalone common.json file
   -j [optional] path under guest-test to standalone qemu.config.json file
   -h HELP info
 EOF
@@ -105,7 +106,7 @@ echo PORT="$PORT" > "$SCRIPT_DIR"/test_params.py
 # used across test_launcher.sh, qemu_runner.py, test_executor.sh
 
 # get args for QEMU boot configurable parameters
-while getopts :v:s:m:d:t:x:c:p:g:j:h arg; do
+while getopts :v:s:m:d:t:x:c:p:g:i:j:h arg; do
   case $arg in
     v)
       VCPU=$OPTARG
@@ -143,9 +144,13 @@ while getopts :v:s:m:d:t:x:c:p:g:j:h arg; do
       GCOV=$OPTARG
       echo GCOV="\"$GCOV\"" >> "$SCRIPT_DIR"/test_params.py
       ;;
+    i)
+      JSON_C=$OPTARG
+      echo JSON_C="\"$JSON_C\"" >> "$SCRIPT_DIR"/test_params.py
+      ;;
     j)
-      JSON=$OPTARG
-      echo JSON="\"$JSON\"" >> "$SCRIPT_DIR"/test_params.py
+      JSON_Q=$OPTARG
+      echo JSON_Q="\"$JSON_Q\"" >> "$SCRIPT_DIR"/test_params.py
       ;;
     h)
       usage && exit 0
diff --git a/guest-test/osv_sanity/common.json b/guest-test/osv_sanity/common.json
new file mode 100644
index 0000000..04d92b0
--- /dev/null
+++ b/guest-test/osv_sanity/common.json
@@ -0,0 +1,10 @@
+{
+  "kernel_img": "/boot/vmlinuz-xxx-yyy",
+  "initrd_img": "/boot/initramfs-xxx-yyy",
+  "bios_img": "/path/to/EDKII/OVMF.fd or other virtual BIOS",
+  "qemu_img": "/path/to/qemu-kvm with proper capabilty of VM test",
+  "guest_img": "/path/to/prepared/guest_os_image, in qcow2 or raw image format",
+  "guest_img_format": "raw",
+  "boot_pattern": "*Kernel*on*an*x86_64*",
+  "guest_root_passwd": "123456"
+}
\ No newline at end of file
diff --git a/guest-test/osv_sanity/qemu.config.default.json b/guest-test/osv_sanity/qemu.config.default.json
index 786d085..5815926 100644
--- a/guest-test/osv_sanity/qemu.config.default.json
+++ b/guest-test/osv_sanity/qemu.config.default.json
@@ -1,13 +1,5 @@
 {
   "common": {
-    "kernel_img": "/boot/vmlinuz-xxx-yyy",
-    "initrd_img": "/boot/initramfs-xxx-yyy",
-    "bios_img": "/path/to/EDKII/OVMF.fd or other virtual BIOS",
-    "qemu_img": "/path/to/qemu-kvm with proper capabilty of VM test",
-    "guest_img": "/path/to/prepared/guest_os_image, in qcow2 or raw image format",
-    "guest_img_format": "raw",
-    "boot_pattern": "*Kernel*on*an*x86_64*",
-    "guest_root_passwd": "123456",
     "vm_type": "tdx",
     "pmu": "off",
     "cpus": "4",
diff --git a/guest-test/osv_sanity/test_2.1.1.4 b/guest-test/osv_sanity/test_2.1.1.4
index e839ae8..dc4337a 100755
--- a/guest-test/osv_sanity/test_2.1.1.4
+++ b/guest-test/osv_sanity/test_2.1.1.4
@@ -1,4 +1,4 @@
 # Create TDX guest with default qemu config and check TSC value on guest
-guest.test_launcher.sh -v 1 -s 1 -m 4 -d on -t tdx -x TD_TSC_DEFAULT -p off -j "osv_sanity/qemu.config.default.json"
+guest.test_launcher.sh -v 1 -s 1 -m 4 -d on -t tdx -x TD_TSC_DEFAULT -p off -i "osv_sanity/common.json" -j "osv_sanity/qemu.config.default.json"
 # Create TDX guest with tsc-freq specified qemu config and check TSC value on guest
-guest.test_launcher.sh -v 1 -s 1 -m 4 -d on -t tdx -x TD_TSC_CONFIG -p off -j "osv_sanity/qemu.config.tsc.json"
\ No newline at end of file
+guest.test_launcher.sh -v 1 -s 1 -m 4 -d on -t tdx -x TD_TSC_CONFIG -p off -i "osv_santiy/common.json" -j "osv_sanity/qemu.config.tsc.json"
\ No newline at end of file