diff --git a/nix/sources.json b/nix/sources.json
index 9a0b696..13a809b 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -29,10 +29,10 @@
         "homepage": "",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "c777cdf5c564015d5f63b09cc93bef4178b19b01",
-        "sha256": "0r2xhflcy5agaz4a3b8pxiyiwh32s1kl3swv73flnj1x3v69s8bm",
+        "rev": "f2537a505d45c31fe5d9c27ea9829b6f4c4e6ac5",
+        "sha256": "1z28a3gqbv62sxahlssc5a722kh46f26f5ss3arbxpv7a1272vf1",
         "type": "tarball",
-        "url": "https://github.com/NixOS/nixpkgs/archive/c777cdf5c564015d5f63b09cc93bef4178b19b01.tar.gz",
+        "url": "https://github.com/NixOS/nixpkgs/archive/f2537a505d45c31fe5d9c27ea9829b6f4c4e6ac5.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     }
 }