diff --git a/nix/home-manager/profiles/common.nix b/nix/home-manager/profiles/common.nix
index 62bba7e..3fb8e69 100644
--- a/nix/home-manager/profiles/common.nix
+++ b/nix/home-manager/profiles/common.nix
@@ -14,7 +14,9 @@
     allowBroken = false;
     allowUnfree = true;
 
-    permittedInsecurePackages = [];
+    permittedInsecurePackages = [
+      "nix-2.15.3"
+    ];
   };
 
   home.keyboard = {
diff --git a/nix/os/snippets/nix-settings.nix b/nix/os/snippets/nix-settings.nix
index 0e0f8c5..d0e616b 100644
--- a/nix/os/snippets/nix-settings.nix
+++ b/nix/os/snippets/nix-settings.nix
@@ -29,5 +29,5 @@ in {
 
   nix.registry.nixpkgs.flake = nodeFlake.inputs.nixpkgs;
 
-  nix.package = pkgsUnstable.nixUnstable;
+  nix.package = pkgsUnstable.nixVersions.latest;
 }