diff --git a/nix/sources.json b/nix/sources.json
index 48260425..e83bf5dc 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -77,10 +77,10 @@
         "homepage": null,
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "fce7562cf46727fdaf801b232116bc9ce0512049",
-        "sha256": "14rvi69ji61x3z88vbn17rg5vxrnw2wbnanxb7y0qzyqrj7spapx",
+        "rev": "683c68232e91f76386db979c461d8fbe2a018782",
+        "sha256": "1fn7q540bk7nhvf6pnlljgfk51qwh2xpvvz30a1d4sd0l7z64mvc",
         "type": "tarball",
-        "url": "https://github.com/NixOS/nixpkgs/archive/fce7562cf46727fdaf801b232116bc9ce0512049.tar.gz",
+        "url": "https://github.com/NixOS/nixpkgs/archive/683c68232e91f76386db979c461d8fbe2a018782.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     }
 }