diff --git a/flake.lock b/flake.lock
index 7c41f8e..3ac2303 100644
--- a/flake.lock
+++ b/flake.lock
@@ -118,11 +118,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1744098102,
-        "narHash": "sha256-tzCdyIJj9AjysC3OuKA+tMD/kDEDAF9mICPDU7ix0JA=",
+        "lastModified": 1745391562,
+        "narHash": "sha256-sPwcCYuiEopaafePqlG826tBhctuJsLx/mhKKM5Fmjo=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "c8cd81426f45942bb2906d5ed2fe21d2f19d95b7",
+        "rev": "8a2f738d9d1f1d986b5a4cd2fd2061a7127237d7",
         "type": "github"
       },
       "original": {
diff --git a/poetry2nix-python-overrides.nix b/poetry2nix-python-overrides.nix
index fc7b794..3318033 100644
--- a/poetry2nix-python-overrides.nix
+++ b/poetry2nix-python-overrides.nix
@@ -45,7 +45,10 @@ pkgs: [
       nativeBuildInputs = oA.nativeBuildInputs ++ [
         final.setuptools
         final.tomli
-        pkgs.postgresql
+        pkgs.libpq.pg_config
+      ];
+      buildInputs = oA.buildInputs ++ [
+        pkgs.libpq
       ];
     });
     twisted = prev.twisted.overrideAttrs (oA: {