diff --git a/pkgs/top-level/perl-packages.nix b/pkgs/top-level/perl-packages.nix
index 48db7dd2b89..72de02bcd0f 100644
--- a/pkgs/top-level/perl-packages.nix
+++ b/pkgs/top-level/perl-packages.nix
@@ -5898,10 +5898,10 @@ let self = _self // overrides; _self = with self; {
   };
 
   FileWhich = buildPerlPackage rec {
-    name = "File-Which-1.21";
+    name = "File-Which-1.22";
     src = fetchurl {
       url = "mirror://cpan/authors/id/P/PL/PLICEASE/${name}.tar.gz";
-      sha256 = "9def5f10316bfd944e56b7f8a2501be1d44c288325309462aa9345e340854bcc";
+      sha256 = "e8a8ffcf96868c6879e82645db4ff9ef00c2d8a286fed21971e7280f52cf0dd4";
     };
     meta = {
       homepage = http://perl.wdlabs.com/File-Which;