diff --git a/machines/nix-book/configuration.nix b/machines/nix-book/configuration.nix
index f1dd96e..ffd885d 100644
--- a/machines/nix-book/configuration.nix
+++ b/machines/nix-book/configuration.nix
@@ -19,7 +19,7 @@
       system = "x86_64-linux";
       protocol = "ssh-ng";
       sshUser = "johno";
-      sshKey = "/nix/id_ed25519";
+      sshKey = "/root/.ssh/id_ed25519";
       maxJobs = 3;
       speedFactor = 2;
     }];