diff --git a/deploy.nix b/deploy.nix
index 1d2b4961..fd244b78 100644
--- a/deploy.nix
+++ b/deploy.nix
@@ -1,5 +1,5 @@
 { hoogle, cores ? 4 }:
-{ config, lib, pkgs, ... }:
+{ lib, pkgs, ... }:
 
 # The Plan:
 # Hoogle serves on a uniquely-named UNIX domain socket which we
diff --git a/flake.lock b/flake.lock
index bae7c7ed..90a6f4d1 100644
--- a/flake.lock
+++ b/flake.lock
@@ -20,15 +20,16 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1738774914,
-        "narHash": "sha256-4PdqiqwNjd+JHC1o7a9CBASKARTl+FqVH0SW3bcGNAY=",
+        "lastModified": 1769461804,
+        "narHash": "sha256-msG8SU5WsBUfVVa/9RPLaymvi5bI8edTavbIq3vRlhI=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "66555b199d5b2620d122ab9330205abdb1abb7bd",
+        "rev": "bfc1b8a4574108ceef22f02bafcf6611380c100d",
         "type": "github"
       },
       "original": {
         "owner": "nixos",
+        "ref": "nixos-unstable",
         "repo": "nixpkgs",
         "type": "github"
       }
diff --git a/flake.nix b/flake.nix
index a9dc07de..2c30145d 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,7 +1,7 @@
 {
   description = "haskell.org hoogle deployment";
 
-  inputs.nixpkgs.url = "github:nixos/nixpkgs";
+  inputs.nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
   inputs.flake-utils.url = "github:numtide/flake-utils";
 
   outputs = { self, nixpkgs, flake-utils }:
@@ -13,7 +13,7 @@
             let
               hsPkgs = pkgs.haskellPackages.override {
                 overrides = self: super: {
-                  crypton-connection = super.crypton-connection_0_4_3;
+                  hackage-revdeps = super.hackage-revdeps_0_3;
                 };
               };
             in hsPkgs.callCabal2nix "hoogle" ./. { };