diff --git a/nix/sources.json b/nix/sources.json
index aa50ab57..06c1806d 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -98,10 +98,10 @@
         "homepage": null,
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "945ec499041db73043f745fad3b2a3a01e826081",
-        "sha256": "1ixv310sjw0r5vda4yfwp3snyha2i9h7aqygd43cyvdk2qsjk8pq",
+        "rev": "5bb20f9dc70e9ee16e21cc404b6508654931ce41",
+        "sha256": "0h92fdz44y12cqx2c3qnccik4zlzp55xb4ywgdlr99pzbxf74jrv",
         "type": "tarball",
-        "url": "https://github.com/NixOS/nixpkgs/archive/945ec499041db73043f745fad3b2a3a01e826081.tar.gz",
+        "url": "https://github.com/NixOS/nixpkgs/archive/5bb20f9dc70e9ee16e21cc404b6508654931ce41.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "obelisk": {