diff --git a/npins/sources.json b/npins/sources.json
index b2ddf8c..dde0320 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-26.05pre906544.ece6e266caf1/nixexprs.tar.xz",
-      "hash": "0qdj4s81p77vsqj3pz1jzx7qyzdgy8zg24x12257xmvi2ri5blzi"
+      "url": "https://releases.nixos.org/nixpkgs/nixpkgs-26.05pre906838.42e29df35be6/nixexprs.tar.xz",
+      "hash": "036skhahlvr6bsg8g3awx3x7il7r73mng4s3y6j7dmipp2d9m3bz"
     },
     "rat": {
       "type": "GitRelease",