diff --git a/pkgs/top-level/perl-packages.nix b/pkgs/top-level/perl-packages.nix
index 38983ef85312..a59b00911837 100644
--- a/pkgs/top-level/perl-packages.nix
+++ b/pkgs/top-level/perl-packages.nix
@@ -644,10 +644,10 @@ let
   };
 
   AuthenRadius = buildPerlPackage rec {
-    name = "Authen-Radius-0.27";
+    name = "Authen-Radius-0.29";
     src = fetchurl {
-      url = mirror://cpan/authors/id/P/PO/PORTAONE/Authen-Radius-0.27.tar.gz;
-      sha256 = "e5a3052fe46dc38424c1947da92e623e8996216f97bd7be72221eb6c5f7c09f8";
+      url = mirror://cpan/authors/id/P/PO/PORTAONE/Authen-Radius-0.29.tar.gz;
+      sha256 = "7fb3425546b2f518e4a07edb3bcb55672454fe8e13bece58de2dc43885afb079";
     };
     buildInputs = [ TestNoWarnings ];
     propagatedBuildInputs = [ DataHexDump NetIP ];