diff --git a/files/board/arpl/overlayfs/opt/arpl/model-configs/DS1819+.yml b/files/board/arpl/overlayfs/opt/arpl/model-configs/DS1819+.yml
index 9ab5e1e1..dad36e8c 100644
--- a/files/board/arpl/overlayfs/opt/arpl/model-configs/DS1819+.yml
+++ b/files/board/arpl/overlayfs/opt/arpl/model-configs/DS1819+.yml
@@ -20,8 +20,8 @@ platform: "denverton"
 unique: "synology_denverton_1819+"
 serial:
   prefix:
-  - "0000"
-  middle: "XXX"
+  - "1890"
+  middle: "R5R"
   suffix: "alpha"
 dom: 2
 dt: false
diff --git a/files/board/arpl/overlayfs/opt/arpl/model-configs/DS1821+.yml b/files/board/arpl/overlayfs/opt/arpl/model-configs/DS1821+.yml
index 0aed3d35..3faca4c3 100644
--- a/files/board/arpl/overlayfs/opt/arpl/model-configs/DS1821+.yml
+++ b/files/board/arpl/overlayfs/opt/arpl/model-configs/DS1821+.yml
@@ -21,8 +21,8 @@ platform: "v1000"
 unique: "synology_v1000_1821+"
 serial:
   prefix:
-  - "0000"
-  middle: "XXX"
+  - "2110"
+  middle: "SKR"
   suffix: "alpha"
 dom: 2
 dt: true
diff --git a/files/board/arpl/overlayfs/opt/arpl/model-configs/DS2419+.yml b/files/board/arpl/overlayfs/opt/arpl/model-configs/DS2419+.yml
index 92714f67..b5d7325d 100644
--- a/files/board/arpl/overlayfs/opt/arpl/model-configs/DS2419+.yml
+++ b/files/board/arpl/overlayfs/opt/arpl/model-configs/DS2419+.yml
@@ -20,8 +20,8 @@ platform: "denverton"
 unique: "synology_denverton_2419+"
 serial:
   prefix:
-  - "0000"
-  middle: "XXX"
+  - "1880"
+  middle: "QZA"
   suffix: "alpha"
 dom: 2
 dt: false
diff --git a/files/board/arpl/overlayfs/opt/arpl/model-configs/DS423+.yml b/files/board/arpl/overlayfs/opt/arpl/model-configs/DS423+.yml
index dacbd5df..2dddd100 100644
--- a/files/board/arpl/overlayfs/opt/arpl/model-configs/DS423+.yml
+++ b/files/board/arpl/overlayfs/opt/arpl/model-configs/DS423+.yml
@@ -21,8 +21,8 @@ platform: "geminilake"
 unique: "synology_geminilake_423+"
 serial:
   prefix:
-  - "0000"
-  middle: "XXX"
+  - "22A0"
+  middle: "VKR"
   suffix: "alpha"
 dom: 2
 dt: true
diff --git a/files/board/arpl/overlayfs/opt/arpl/model-configs/FS3017.yml.disabled b/files/board/arpl/overlayfs/opt/arpl/model-configs/FS3017.yml.disabled
index 5228fb05..1033a2f3 100644
--- a/files/board/arpl/overlayfs/opt/arpl/model-configs/FS3017.yml.disabled
+++ b/files/board/arpl/overlayfs/opt/arpl/model-configs/FS3017.yml.disabled
@@ -17,8 +17,8 @@ platform: "grantley"
 unique: "synology_grantley_fs3017"
 serial:
   prefix:
-    - "0000"
-  middle: "XXX"
+    - "1650"
+  middle: "O8N"
   suffix: "numeric"
 dom: 1
 dt: false