diff --git a/files/board/arpl/overlayfs/opt/arpl/model-configs/DS923+.yml b/files/board/arpl/overlayfs/opt/arpl/model-configs/DS923+.yml
index 0ff5f784..1c14bd86 100644
--- a/files/board/arpl/overlayfs/opt/arpl/model-configs/DS923+.yml
+++ b/files/board/arpl/overlayfs/opt/arpl/model-configs/DS923+.yml
@@ -23,7 +23,7 @@ serial:
     - "2040"
     - "20C0"
     - "2150"
-  middle: "SBR"
+  middle: "TQR"
   suffix: "alpha"
 disks: 4
 builds: