diff --git a/nix/sources.json b/nix/sources.json
index b0b9f35..55c63c5 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -17,10 +17,10 @@
         "homepage": "https://github.com/NixOS/nixpkgs",
         "owner": "NixOS",
         "repo": "nixpkgs-channels",
-        "rev": "10100a97c8964e82b30f180fda41ade8e6f69e41",
-        "sha256": "011f36kr3c1ria7rag7px26bh73d1b0xpqadd149bysf4hg17rln",
+        "rev": "502845c3e31ef3de0e424f3fcb09217df2ce6df6",
+        "sha256": "0fcqpsy6y7dgn0y0wgpa56gsg0b0p8avlpjrd79fp4mp9bl18nda",
         "type": "tarball",
-        "url": "https://github.com/NixOS/nixpkgs-channels/archive/10100a97c8964e82b30f180fda41ade8e6f69e41.tar.gz",
+        "url": "https://github.com/NixOS/nixpkgs-channels/archive/502845c3e31ef3de0e424f3fcb09217df2ce6df6.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     }
 }