diff --git a/config.nix b/config.nix
index 57df56e..bf38a48 100644
--- a/config.nix
+++ b/config.nix
@@ -170,7 +170,7 @@ in
     disk = {
       main = {
         type = "disk";
-        device = "/dev/sda";
+        device = "/dev/sdb";
         content = {
           type = "gpt";
           partitions = {