diff --git a/pkgs/by-name/cp/cpuinfo/package.nix b/pkgs/by-name/cp/cpuinfo/package.nix
index 2859ea5557ec..65424033c77d 100644
--- a/pkgs/by-name/cp/cpuinfo/package.nix
+++ b/pkgs/by-name/cp/cpuinfo/package.nix
@@ -10,13 +10,13 @@
 }:
 stdenv.mkDerivation (finalAttrs: {
   pname = "cpuinfo";
-  version = "0-unstable-2025-07-24";
+  version = "0-unstable-2025-09-05";
 
   src = fetchFromGitHub {
     owner = "pytorch";
     repo = "cpuinfo";
-    rev = "33ed0be77d7767d0e2010e2c3cf972ef36c7c307";
-    hash = "sha256-0rZzbZkOo6DAt1YnH4rtx0FvmCuYH8M6X3DNJ0gURpU=";
+    rev = "877328f188a3c7d1fa855871a278eb48d530c4c0";
+    hash = "sha256-JW83AgI1cWv4TSpXNe9sv/hNYAA7MOdUeTHY8+0lHgc=";
   };
 
   passthru.updateScript = nix-update-script { extraArgs = [ "--version=branch" ]; };