diff --git a/nix/sources.json b/nix/sources.json
index d49ee06..eee607a 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -74,10 +74,10 @@
         "homepage": "https://github.com/NixOS/nixpkgs",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "dd1f4d982445a7d1b1869baa42f8f0f9bc606714",
-        "sha256": "0a7w8adkw740b4mw2vcvmadc7a9dg5441zzphkb49raz9xlvsvch",
+        "rev": "f21492b413295ab60f538d5e1812ab908e3e3292",
+        "sha256": "0ilgxf0ysmfjpbm0dzi211bnimf945qa7m84kfq6cbhpv3ipc8zr",
         "type": "tarball",
-        "url": "https://github.com/NixOS/nixpkgs/archive/dd1f4d982445a7d1b1869baa42f8f0f9bc606714.tar.gz",
+        "url": "https://github.com/NixOS/nixpkgs/archive/f21492b413295ab60f538d5e1812ab908e3e3292.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "nixpkgsUnstable": {