diff --git a/instances/thor/hardware-configuration.nix b/instances/thor/hardware-configuration.nix
index 63e8087..f642305 100644
--- a/instances/thor/hardware-configuration.nix
+++ b/instances/thor/hardware-configuration.nix
@@ -23,7 +23,7 @@
     };
 
     "/boot" = {
-      device = "/dev/disk/by-partuuid/63464168-656a-4b74-81ba-9a3ed5cf533b";
+      device = "/dev/disk/by-uuid/B9D2-255C";
       fsType = "vfat";
       options = [ "fmask=0022" "dmask=0022" "noatime" ];
     };