diff --git a/krebs/nixpkgs-unstable.json b/krebs/nixpkgs-unstable.json
index ed317e9b0..4ae0716ea 100644
--- a/krebs/nixpkgs-unstable.json
+++ b/krebs/nixpkgs-unstable.json
@@ -1,9 +1,10 @@
 {
   "url": "https://github.com/NixOS/nixpkgs",
-  "rev": "ef99fa5c5ed624460217c31ac4271cfb5cb2502c",
-  "date": "2023-07-25T10:08:49+02:00",
-  "path": "/nix/store/bdmgv90w76sx93a1q1f6wj4f0cvn1187-nixpkgs",
-  "sha256": "1mp7h5cw7dnhc3kr4fdjb6nvxqgxwjpvcm52wb4gyxn4lmq37a9i",
+  "rev": "2a9d660ff0f7ffde9d73be328ee6e6f10ef66b28",
+  "date": "2023-07-28T14:55:37+02:00",
+  "path": "/nix/store/38nmp3rkbjic5dm6g9qp4ldwi7pr602p-nixpkgs",
+  "sha256": "0c2x3bcal4kyxgf6i408622zqvxamz986h11z8zjvd7gc8y4wxn7",
+  "hash": "sha256-x3ZOPGLvtC0/+iFAg9Kvqm/8hTAIkGjc634SqtgaXTA=",
   "fetchLFS": false,
   "fetchSubmodules": false,
   "deepClone": false,