diff --git a/flake.lock b/flake.lock
index 991cef1ee..825166717 100644
--- a/flake.lock
+++ b/flake.lock
@@ -34,16 +34,16 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1698876495,
-        "narHash": "sha256-nsQo2/mkDUFeAjuu92p0dEqhRvHHiENhkKVIV1y0/Oo=",
+        "lastModified": 1700342017,
+        "narHash": "sha256-HaibwlWH5LuqsaibW3sIVjZQtEM/jWtOHX4Nk93abGE=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "9eb24edd6a0027fed010ccfe300a9734d029983c",
+        "rev": "decdf666c833a325cb4417041a90681499e06a41",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "release-23.05",
+        "ref": "nixos-23.05-small",
         "repo": "nixpkgs",
         "type": "github"
       }
diff --git a/flake.nix b/flake.nix
index 05ab7b06d..f21b1a63f 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,9 +1,7 @@
 {
   description = "The purely functional package manager";
 
-  # FIXME go back to nixos-23.05-small once
-  # https://github.com/NixOS/nixpkgs/pull/264875 is included.
-  inputs.nixpkgs.url = "github:NixOS/nixpkgs/release-23.05";
+  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-23.05-small";
   inputs.nixpkgs-regression.url = "github:NixOS/nixpkgs/215d4d0fd80ca5163643b03a33fde804a29cc1e2";
   inputs.lowdown-src = { url = "github:kristapsdz/lowdown"; flake = false; };
   inputs.flake-compat = { url = "github:edolstra/flake-compat"; flake = false; };