diff --git a/nix/sources.json b/nix/sources.json
index c8fc949..726e9c1 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -62,10 +62,10 @@
         "homepage": "https://github.com/NixOS/nixpkgs",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "cbd40c72b2603ab54e7208f99f9b35fc158bc009",
-        "sha256": "09ffmjs9lwm97p8v8977p319kc8ys2fjnyv08gb99kgbr7gfiyfd",
+        "rev": "9bc0e974545d5bc4c24e1ed047be0dc4e30e494b",
+        "sha256": "09srdp53k3jc6qj66g85618xg4x2y705ljfn486g437icdp7mln5",
         "type": "tarball",
-        "url": "https://github.com/NixOS/nixpkgs/archive/cbd40c72b2603ab54e7208f99f9b35fc158bc009.tar.gz",
+        "url": "https://github.com/NixOS/nixpkgs/archive/9bc0e974545d5bc4c24e1ed047be0dc4e30e494b.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "nixpkgsUnstable": {