diff --git a/nix/sources.json b/nix/sources.json
index aaff638f..7641bf0e 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -79,10 +79,10 @@
         "homepage": null,
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "fd43ce017d4c95f47166d28664a004f57458a0b1",
-        "sha256": "1lkc5nbl53wlqp9hv03jlh7yyqn02933xdii5q7kbn49rplrx619",
+        "rev": "3c5ae9be1f18c790ea890ef8decbd0946c0b4c04",
+        "sha256": "0lhnicf385l53pp3xbha424xh5ngl07a3rjm5vlkzk7ip8sya47n",
         "type": "tarball",
-        "url": "https://github.com/NixOS/nixpkgs/archive/fd43ce017d4c95f47166d28664a004f57458a0b1.tar.gz",
+        "url": "https://github.com/NixOS/nixpkgs/archive/3c5ae9be1f18c790ea890ef8decbd0946c0b4c04.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "nixos-hardware": {
@@ -110,10 +110,10 @@
         "homepage": null,
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "cbe587c735b734405f56803e267820ee1559e6c1",
-        "sha256": "0jii8slqbwbvrngf9911z3al1s80v7kk8idma9p9k0d5fm3g4z7h",
+        "rev": "2a3aac479caeba0a65b2ad755fe5f284f1fde74d",
+        "sha256": "0px2fk64s56qxd8ir8xg8bsj5yz1w399ps4xfkyx29n2ywp9ar7c",
         "type": "tarball",
-        "url": "https://github.com/NixOS/nixpkgs/archive/cbe587c735b734405f56803e267820ee1559e6c1.tar.gz",
+        "url": "https://github.com/NixOS/nixpkgs/archive/2a3aac479caeba0a65b2ad755fe5f284f1fde74d.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "obelisk": {