diff --git a/nix/sources.json b/nix/sources.json
index a20fe8a..be59a2b 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -74,10 +74,10 @@
         "homepage": "https://github.com/NixOS/nixpkgs",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "9cac45850280978a21a3eb67b15a18f34cbffa2d",
-        "sha256": "051bxrq9kaxnm1amvyzab0i0zvd97c79dim9gjxxikf600q30yk0",
+        "rev": "9ecc270f02b09b2f6a76b98488554dd842797357",
+        "sha256": "1k9zwg3yh20f55bwh3lhv8q9vzq0fp5yir1lxdyxn40j4jlwz0ff",
         "type": "tarball",
-        "url": "https://github.com/NixOS/nixpkgs/archive/9cac45850280978a21a3eb67b15a18f34cbffa2d.tar.gz",
+        "url": "https://github.com/NixOS/nixpkgs/archive/9ecc270f02b09b2f6a76b98488554dd842797357.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "nixpkgsUnstable": {