diff --git a/krebs/nixpkgs-unstable.json b/krebs/nixpkgs-unstable.json
index 1973a012a..35e74c3b1 100644
--- a/krebs/nixpkgs-unstable.json
+++ b/krebs/nixpkgs-unstable.json
@@ -1,7 +1,7 @@
 {
   "url": "https://github.com/NixOS/nixpkgs-channels",
-  "rev": "8e2b14aceb1d40c7e8b84c03a7c78955359872bb",
-  "date": "2020-08-05T09:17:35+01:00",
-  "sha256": "0zzjpd9smr7rxzrdf6raw9kbj42fbvafxb5bz36lcxgv290pgsm8",
+  "rev": "c59ea8b8a0e7f927e7291c14ea6cd1bd3a16ff38",
+  "date": "2020-08-20T19:08:02+02:00",
+  "sha256": "1ak7jqx94fjhc68xh1lh35kh3w3ndbadprrb762qgvcfb8351x8v",
   "fetchSubmodules": false
 }