diff --git a/pkgs/top-level/perl-packages.nix b/pkgs/top-level/perl-packages.nix
index 85ee36d4d658..a59a2fc71bb1 100644
--- a/pkgs/top-level/perl-packages.nix
+++ b/pkgs/top-level/perl-packages.nix
@@ -3853,10 +3853,10 @@ let
   };
 
   DateTimeTimeZone = buildPerlPackage rec {
-    name = "DateTime-TimeZone-2.19";
+    name = "DateTime-TimeZone-2.20";
     src = fetchurl {
       url = "mirror://cpan/authors/id/D/DR/DROLSKY/${name}.tar.gz";
-      sha256 = "b9192efe202d71b4ff7840718807a244bfca3992afd7e7ca78da20849f5ea4f8";
+      sha256 = "6b69cb9406f7fd2f9ef452996de62686f0b8563469a7e7438fd2bf37735a2829";
     };
     buildInputs = [ TestFatal TestRequires ];
     propagatedBuildInputs = [ ClassSingleton ParamsValidationCompiler Specio namespaceautoclean ];