diff --git a/npins/sources.json b/npins/sources.json
index b61700d..919b39d 100644
--- a/npins/sources.json
+++ b/npins/sources.json
@@ -73,8 +73,8 @@
     "nixpkgs": {
       "type": "Channel",
       "name": "nixpkgs-unstable",
-      "url": "https://releases.nixos.org/nixpkgs/nixpkgs-25.05pre769684.9bc8a9093126/nixexprs.tar.xz",
-      "hash": "0hnfqskh5vmh76yn1lgnxxxhd0lhh13h83pg5scg66j51902hpkd"
+      "url": "https://releases.nixos.org/nixpkgs/nixpkgs-25.05pre769919.354953266373/nixexprs.tar.xz",
+      "hash": "1bms3m4awb09ziis0mhhmrn7kyd66hbiyxndlh9bkgaycmswy77q"
     },
     "rat": {
       "type": "GitRelease",