diff --git a/nix/sources.json b/nix/sources.json
index 6cb45d1..1aeba5c 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -54,10 +54,10 @@
         "homepage": "https://github.com/NixOS/nixpkgs",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "21b696caf392ad6fa513caf3327d0aa0430ffb72",
-        "sha256": "1056r3383aaf5zhf7rbvka76gqxb8b7rwqxnmar29vxhs9h56m5k",
+        "rev": "cf59fbd539681f5ec2f4a82cf77aae7ab827a03f",
+        "sha256": "03h5k850x6g44b1101yzkmzb0lyln48y488lsrya77502wjzp68j",
         "type": "tarball",
-        "url": "https://github.com/NixOS/nixpkgs/archive/21b696caf392ad6fa513caf3327d0aa0430ffb72.tar.gz",
+        "url": "https://github.com/NixOS/nixpkgs/archive/cf59fbd539681f5ec2f4a82cf77aae7ab827a03f.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     }
 }