diff --git a/pkgs/top-level/perl-packages.nix b/pkgs/top-level/perl-packages.nix
index ff911e14c36..6eab675c4bd 100644
--- a/pkgs/top-level/perl-packages.nix
+++ b/pkgs/top-level/perl-packages.nix
@@ -11190,10 +11190,10 @@ let
   };
 
   NetIDNEncode = buildPerlModule {
-    name = "Net-IDN-Encode-2.401";
+    name = "Net-IDN-Encode-2.500";
     src = fetchurl {
-      url = mirror://cpan/authors/id/C/CF/CFAERBER/Net-IDN-Encode-2.401.tar.gz;
-      sha256 = "1b5hnlnaxnp9jzdk55dcfh4jviv9mv83y4plsr3hi7lkh06hwdyd";
+      url = mirror://cpan/authors/id/C/CF/CFAERBER/Net-IDN-Encode-2.500.tar.gz;
+      sha256 = "1aiy7adirk3wpwlczd8sldi9k1dray0jrg1lbcrcw97zwcrkciam";
     };
     buildInputs = [ TestNoWarnings ];
     meta = {