diff --git a/npins/sources.json b/npins/sources.json
index c4b044d..d5558ac 100644
--- a/npins/sources.json
+++ b/npins/sources.json
@@ -107,8 +107,8 @@
     "nixpkgs": {
       "type": "Channel",
       "name": "nixpkgs-unstable",
-      "url": "https://releases.nixos.org/nixpkgs/nixpkgs-25.11pre898015.6f374686605d/nixexprs.tar.xz",
-      "hash": "1ka7kc096xcas0gc3f3jks66yf1fbfyly8aimf3048ji65a3jkwr"
+      "url": "https://releases.nixos.org/nixpkgs/nixpkgs-25.11pre898874.a8d610af3f1a/nixexprs.tar.xz",
+      "hash": "0c6xkxlszx0js6imwqf8parm1nidxyhrakz5kzr0k7fr2j7nj42p"
     },
     "rat": {
       "type": "GitRelease",