diff --git a/npins/sources.json b/npins/sources.json
index a62746e..6affac1 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-26.05pre905078.8c29968b3a94/nixexprs.tar.xz",
-      "hash": "1fph2jsllvw2h4596yjdcj4mdmz44acrccn2hvljwghf6qab7aqw"
+      "url": "https://releases.nixos.org/nixpkgs/nixpkgs-26.05pre905319.f720de590661/nixexprs.tar.xz",
+      "hash": "07n4hhch0j6n69b0zchdjg0l80z2xrdk7k57ykv90cvhklim5dz1"
     },
     "rat": {
       "type": "GitRelease",