diff --git a/pkgs/top-level/perl-packages.nix b/pkgs/top-level/perl-packages.nix
index f35babc840c7..b6757f2fff60 100644
--- a/pkgs/top-level/perl-packages.nix
+++ b/pkgs/top-level/perl-packages.nix
@@ -12119,6 +12119,20 @@ let self = _self // overrides; _self = with self; {
     };
   };
 
+  UnicodeCaseFold = buildPerlModule rec {
+    name = "Unicode-CaseFold-1.00";
+    src = fetchurl {
+      url = "mirror://cpan/authors/id/A/AR/ARODLAND/${name}.tar.gz";
+      sha256 = "c489b5a440e84b0554e866d3fe4077fa1956eeed473e203588e0c24acce1f016";
+    };
+    meta = {
+      homepage = http://metacpan.org/release/Unicode-CaseFold;
+      description = "Unicode case-folding for case-insensitive lookups";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
+      maintainers = [ stdenv.lib.maintainers.rycee ];
+    };
+  };
+
   UnicodeCheckUTF8 = buildPerlPackage {
     name = "Unicode-CheckUTF8-1.03";
     src = fetchurl {