diff --git a/pkgs/tools/typesetting/biber/default.nix b/pkgs/tools/typesetting/biber/default.nix
index bdb33196db9..f068323e54a 100644
--- a/pkgs/tools/typesetting/biber/default.nix
+++ b/pkgs/tools/typesetting/biber/default.nix
@@ -1,20 +1,21 @@
-{ stdenv, fetchurl, buildPerlPackage, autovivification, BusinessISBN
+{ stdenv, fetchFromGitHub, buildPerlPackage, autovivification, BusinessISBN
 , BusinessISMN, BusinessISSN, ConfigAutoConf, DataCompare, DataDump, DateSimple
 , EncodeEUCJPASCII, EncodeHanExtra, EncodeJIS2K, ExtUtilsLibBuilder
 , FileSlurp, IPCRun3, Log4Perl, LWPProtocolHttps, ListAllUtils, ListMoreUtils
 , ModuleBuild, MozillaCA, ReadonlyXS, RegexpCommon, TextBibTeX, UnicodeCollate
 , UnicodeLineBreak, URI, XMLLibXMLSimple, XMLLibXSLT, XMLWriter, ClassAccessor
-, TextRoman, DataUniqid }:
+, TextRoman, DataUniqid, LinguaTranslit, UnicodeNormalize }:
 
 let
-  version = "2.4";
-  pn = "biblatex-biber";
+  version = "2.5";
 in
 buildPerlPackage {
   name = "biber-${version}";
-  src = fetchurl {
-    url = "mirror://sourceforge/project/${pn}/${pn}/${version}/${pn}.tar.gz";
-    sha256 = "1gccbs5vzs3fca41d9dwl6nrdljnh29yls8xzfw04hd57yrfn5w4";
+  src = fetchFromGitHub {
+    owner = "plk";
+    repo = "biber";
+    rev = "v${version}";
+    sha256 = "1ldkszsr2n11nib4nvmpvsxmvp0qd9w3lxijyqlf01cfaryjdzgr";
   };
 
   buildInputs = [
@@ -23,7 +24,7 @@ buildPerlPackage {
     ExtUtilsLibBuilder FileSlurp IPCRun3 Log4Perl LWPProtocolHttps ListAllUtils
     ListMoreUtils ModuleBuild MozillaCA ReadonlyXS RegexpCommon TextBibTeX
     UnicodeCollate UnicodeLineBreak URI XMLLibXMLSimple XMLLibXSLT XMLWriter
-    ClassAccessor TextRoman DataUniqid
+    ClassAccessor TextRoman DataUniqid LinguaTranslit UnicodeNormalize
   ];
   preConfigure = "touch Makefile.PL";
   buildPhase = "perl Build.PL --prefix=$out; ./Build build";
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 3b05616f7b3..cee4c71db81 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -924,7 +924,7 @@ in
       ExtUtilsLibBuilder FileSlurp IPCRun3 Log4Perl LWPProtocolHttps ListAllUtils
       ListMoreUtils ModuleBuild MozillaCA ReadonlyXS RegexpCommon TextBibTeX
       UnicodeCollate UnicodeLineBreak URI XMLLibXMLSimple XMLLibXSLT XMLWriter
-      ClassAccessor TextRoman DataUniqid;
+      ClassAccessor TextRoman DataUniqid LinguaTranslit UnicodeNormalize;
   };
 
   bibtextools = callPackage ../tools/typesetting/bibtex-tools {
diff --git a/pkgs/top-level/perl-packages.nix b/pkgs/top-level/perl-packages.nix
index 387e886927e..4a60ed7f16b 100644
--- a/pkgs/top-level/perl-packages.nix
+++ b/pkgs/top-level/perl-packages.nix
@@ -7123,6 +7123,15 @@ let self = _self // overrides; _self = with self; {
     doCheck = false;
   };
 
+  LinguaTranslit = buildPerlPackage rec {
+    name = "Lingua-Translit-0.26";
+    src = fetchurl {
+      url = "mirror://cpan/authors/id/A/AL/ALINKE/${name}.tar.gz";
+      sha256 = "2430b5c84927f15570533eb68c56958c580f16044fc413d48bf44f0460422598";
+    };
+    doCheck = false;
+  };
+
   LinuxDistribution = buildPerlPackage {
     name = "Linux-Distribution-0.23";
     src = fetchurl {
@@ -13036,11 +13045,11 @@ let self = _self // overrides; _self = with self; {
   };
 
   TextBibTeX = buildPerlModule rec {
-    name = "Text-BibTeX-0.71";
+    name = "Text-BibTeX-0.72";
     buildInputs = [ ConfigAutoConf ExtUtilsLibBuilder ];
     src = fetchurl {
       url = "mirror://cpan/authors/id/A/AM/AMBS/${name}.tar.gz";
-      sha256 = "1jwi4yc4l1sf9pyc6qifcm493lwf8iggdjli7f9a9aqin1swh36d";
+      sha256 = "0vfnj9ygdjympc8hsf38nc4a1lq45qbq7v6z6mrnfgr3k198b6gw";
     };
     meta = {
       description = "Interface to read and parse BibTeX files";
@@ -13880,11 +13889,11 @@ let self = _self // overrides; _self = with self; {
     };
   };
 
-  UnicodeNormalize = buildPerlPackage {
-    name = "Unicode-Normalize-1.19";
+  UnicodeNormalize = buildPerlPackage rec {
+    name = "Unicode-Normalize-1.25";
     src = fetchurl {
-      url = mirror://cpan/authors/id/S/SA/SADAHIRO/Unicode-Normalize-1.19.tar.gz;
-      sha256 = "ab16467692cb78ced706fb7bee4145ac09d9f14d9eed92be4a305de3172ce6c4";
+      url = "mirror://cpan/authors/id/K/KH/KHW/${name}.tar.gz";
+      sha256 = "00b33a75d3b356ade2e09391ea2d32fac881671c18b1eb26b9ca31273d5b046c";
     };
     meta = {
       description = "Unicode Normalization Forms";