diff --git a/hosts/sin/luks-btrfs-raid.nix b/hosts/sin/luks-btrfs-raid.nix
index 29047b6..f12ed31 100644
--- a/hosts/sin/luks-btrfs-raid.nix
+++ b/hosts/sin/luks-btrfs-raid.nix
@@ -7,7 +7,7 @@
       # and the actual btrfs raid on the second disk, and the name of these entries matters!
       system = {
         type = "disk";
-        device = "/dev/mmcblk0";
+        device = "/dev/sdb";
         content = {
           type = "gpt";
           partitions = {
@@ -42,6 +42,10 @@
                     "/root" = {
                       mountpoint = "/";
                     };
+                    "/nix" = {
+                      mountpoint = "/nix";
+                      mountOptions = [ "compress=zstd:3" ];
+                    };
                   };
                 };
               };
@@ -74,10 +78,6 @@
                       mountpoint = "/mnt/fs";
                       mountOptions = [ "compress=zstd:3" ];
                     };
-                    "/nix" = {
-                      mountpoint = "/nix";
-                      mountOptions = [ "compress=zstd:3" ];
-                    };
 
                     "/data" = {
                       mountpoint = "/mnt/data";