diff --git a/pkgs/servers/sql/postgresql/ext/timescaledb.nix b/pkgs/servers/sql/postgresql/ext/timescaledb.nix
index ccaf103adef7..7d90bdbcc72d 100644
--- a/pkgs/servers/sql/postgresql/ext/timescaledb.nix
+++ b/pkgs/servers/sql/postgresql/ext/timescaledb.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchFromGitHub, cmake, postgresql, openssl }:
+{ lib, stdenv, fetchFromGitHub, cmake, postgresql, openssl, libkrb5 }:
 
 # # To enable on NixOS:
 # config.services.postgresql = {
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
   version = "2.2.1";
 
   nativeBuildInputs = [ cmake ];
-  buildInputs = [ postgresql openssl ];
+  buildInputs = [ postgresql openssl libkrb5 ];
 
   src = fetchFromGitHub {
     owner  = "timescale";