diff --git a/nix/sources.json b/nix/sources.json
index 0132711..883aa11 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -74,10 +74,10 @@
         "homepage": "https://github.com/NixOS/nixpkgs",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "32dcb45f66c0487e92db8303a798ebc548cadedc",
-        "sha256": "08dkh5a3mn2ccg94h2fnwjr3jkbg9d30qj75ap759arfbr8wifc3",
+        "rev": "5a237aecb57296f67276ac9ab296a41c23981f56",
+        "sha256": "166yxg4ff2jxvl9mbngd90dr1k3rdj6xmiccga41xynhh2zr0vmb",
         "type": "tarball",
-        "url": "https://github.com/NixOS/nixpkgs/archive/32dcb45f66c0487e92db8303a798ebc548cadedc.tar.gz",
+        "url": "https://github.com/NixOS/nixpkgs/archive/5a237aecb57296f67276ac9ab296a41c23981f56.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "nixpkgsUnstable": {