diff --git a/npins/sources.json b/npins/sources.json
index 7e4d8f7..7863e44 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-25.11pre801603.12a55407652e/nixexprs.tar.xz",
-      "hash": "127bg6vg2bgfgf9f0klc0ybc0657pdq9zhkxwsd5xkzw7ay6sl9j"
+      "url": "https://releases.nixos.org/nixpkgs/nixpkgs-25.11pre801852.3fcbdcfc707e/nixexprs.tar.xz",
+      "hash": "1axizzdkrgzbd7wd3wjisafjnkgvyy8fhiv5zmp5zwi28n0jn0wi"
     },
     "rat": {
       "type": "GitRelease",