diff --git a/nix/sources.json b/nix/sources.json
index 525d82f..1db69b6 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -17,10 +17,10 @@
         "homepage": "",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "6f1ce38d0c0b1b25727d86637fd2f3baf7b0f1f6",
-        "sha256": "16da722vqn96k1scls8mr8l909hl66r7y4ik6sad4ms3vmxbkbb3",
+        "rev": "a565a2165ab6e195d7c105a8416b8f4b4d0349a4",
+        "sha256": "1x90qm533lh8xh172rqfcj3pwg8imyx650xgr41rqppmm6fli4w1",
         "type": "tarball",
-        "url": "https://github.com/NixOS/nixpkgs/archive/6f1ce38d0c0b1b25727d86637fd2f3baf7b0f1f6.tar.gz",
+        "url": "https://github.com/NixOS/nixpkgs/archive/a565a2165ab6e195d7c105a8416b8f4b4d0349a4.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     }
 }