diff --git a/npins/sources.json b/npins/sources.json
index 3bef9b0..8635eb3 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-25.11pre861040.6d7ec06d6868/nixexprs.tar.xz",
-      "hash": "08f1n0a92c8vs702vkfm24s5bw4c2p8vq9smssj9a49mk4nfp35p"
+      "url": "https://releases.nixos.org/nixpkgs/nixpkgs-25.11pre861972.88cef159e47c/nixexprs.tar.xz",
+      "hash": "0zscvr0qa3capyzhmp798hgncz2qy8ggm843y10wk35jk7p0174f"
     },
     "rat": {
       "type": "GitRelease",