diff --git a/pkgs/by-name/pu/pupdate/package.nix b/pkgs/by-name/pu/pupdate/package.nix
index ed9d15810d22..64a87b833926 100644
--- a/pkgs/by-name/pu/pupdate/package.nix
+++ b/pkgs/by-name/pu/pupdate/package.nix
@@ -11,13 +11,13 @@
 
 buildDotnetModule rec {
   pname = "pupdate";
-  version = "4.7.0";
+  version = "4.8.1";
 
   src = fetchFromGitHub {
     owner = "mattpannella";
     repo = "pupdate";
     rev = "${version}";
-    hash = "sha256-KodDuTVw06IFfwVOgbVwgNp74czjEcgu/T9rgYXlASQ=";
+    hash = "sha256-XZom0PDK5Vno0lCDFYE0lyH+ZDlfRNYqwUDo+zrI4ow=";
   };
 
   buildInputs = [