diff --git a/pkgs/by-name/li/libcpucycles/package.nix b/pkgs/by-name/li/libcpucycles/package.nix
index 728795aa7f6d..fc1a46d76d8d 100644
--- a/pkgs/by-name/li/libcpucycles/package.nix
+++ b/pkgs/by-name/li/libcpucycles/package.nix
@@ -8,11 +8,11 @@
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "libcpucycles";
-  version = "20240318";
+  version = "20250925";
 
   src = fetchzip {
     url = "https://cpucycles.cr.yp.to/libcpucycles-${finalAttrs.version}.tar.gz";
-    hash = "sha256-Fb73EOHGgEehZJwTCtCG12xwyiqtDXFs9eFDsHBQiDo=";
+    hash = "sha256-hYHNTuohYztLJJonm9wAkx/wlINWfgX8eL2m31xBuwM=";
   };
 
   patches = [ ./environment-variable-tools.patch ];