diff --git a/pkgs/servers/sql/postgresql/ext/wal2json.nix b/pkgs/servers/sql/postgresql/ext/wal2json.nix
index 32483849019c..4a1c9b18b13b 100644
--- a/pkgs/servers/sql/postgresql/ext/wal2json.nix
+++ b/pkgs/servers/sql/postgresql/ext/wal2json.nix
@@ -1,14 +1,20 @@
-{ lib, callPackage, stdenv, fetchFromGitHub, postgresql }:
+{
+  lib,
+  stdenv,
+  callPackage,
+  fetchFromGitHub,
+  postgresql,
+}:
 
 stdenv.mkDerivation rec {
   pname = "wal2json";
-  version = "2.5";
+  version = "2.6";
 
   src = fetchFromGitHub {
     owner = "eulerto";
     repo = "wal2json";
-    rev = "wal2json_${builtins.replaceStrings ["."] ["_"] version}";
-    sha256 = "sha256-Gpc9uDKrs/dmVSFgdgHM453+TaEnhRh9t0gDbSn8FUI=";
+    rev = "wal2json_${builtins.replaceStrings [ "." ] [ "_" ] version}";
+    sha256 = "sha256-+QoACPCKiFfuT2lJfSUmgfzC5MXf75KpSoc2PzPxKyM=";
   };
 
   buildInputs = [ postgresql ];
@@ -20,10 +26,12 @@ stdenv.mkDerivation rec {
     install -D -t $out/share/postgresql/extension sql/*.sql
   '';
 
-  passthru.tests.wal2json = lib.recurseIntoAttrs (callPackage ../../../../../nixos/tests/postgresql-wal2json.nix {
-    inherit (stdenv) system;
-    inherit postgresql;
-  });
+  passthru.tests.wal2json = lib.recurseIntoAttrs (
+    callPackage ../../../../../nixos/tests/postgresql-wal2json.nix {
+      inherit (stdenv) system;
+      inherit postgresql;
+    }
+  );
 
   meta = with lib; {
     description = "PostgreSQL JSON output plugin for changeset extraction";