diff --git a/nix/sources.json b/nix/sources.json
index 9b26e64..f7d80eb 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -74,10 +74,10 @@
         "homepage": "https://github.com/NixOS/nixpkgs",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "e11142026e2cef35ea52c9205703823df225c947",
-        "sha256": "1w5bp7vv56878g4zzykgbcvqib40dwg4fn9mxrwlg6gc8gdjimfx",
+        "rev": "af8279f65fe71ce5a448408034a8c06e2b4b2c66",
+        "sha256": "0xz6nbkql0yinwzbysrffkvd2jnsvkyj13lafgbszrlg2l4i1y44",
         "type": "tarball",
-        "url": "https://github.com/NixOS/nixpkgs/archive/e11142026e2cef35ea52c9205703823df225c947.tar.gz",
+        "url": "https://github.com/NixOS/nixpkgs/archive/af8279f65fe71ce5a448408034a8c06e2b4b2c66.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "nixpkgsUnstable": {