diff --git a/nix/sources.json b/nix/sources.json
index 02b961a..32b60ab 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -17,10 +17,10 @@
         "homepage": null,
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "2247d824fe07f16325596acc7faa286502faffd1",
-        "sha256": "09jzdnsq7f276cfkmynqiaqg145k8z908rlr0170ld1sms1a83rw",
+        "rev": "6f0c00907bbd81b47052eef59f7b284926a77289",
+        "sha256": "0bqd4svb5ymiqkdnxnk5rrql0yaj7mqscx6118pz2ms3p7vwysym",
         "type": "tarball",
-        "url": "https://github.com/NixOS/nixpkgs/archive/2247d824fe07f16325596acc7faa286502faffd1.tar.gz",
+        "url": "https://github.com/NixOS/nixpkgs/archive/6f0c00907bbd81b47052eef59f7b284926a77289.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     }
 }