3 files changed, 8 insertions, 8 deletions
diff --git a/pkgs/servers/dns/bind/default.nix b/pkgs/servers/dns/bind/default.nix
index 369bcb5d2cd..af914ae6cd7 100644
--- a/pkgs/servers/dns/bind/default.nix
+++ b/pkgs/servers/dns/bind/default.nix
@@ -77,13 +77,13 @@ stdenv.mkDerivation rec {
 
   doCheck = false; # requires root and the net
 
-  meta = {
+  meta = with stdenv.lib; {
     homepage = https://www.isc.org/downloads/bind/;
     description = "Domain name server";
-    license = stdenv.lib.licenses.mpl20;
+    license = licenses.mpl20;
 
-    maintainers = with stdenv.lib.maintainers; [peti];
-    platforms = with stdenv.lib.platforms; unix;
+    maintainers = with maintainers; [ peti globin ];
+    platforms = platforms.unix;
 
     outputsToInstall = [ "out" "dnsutils" "host" ];
   };
diff --git a/pkgs/servers/dns/nsd/default.nix b/pkgs/servers/dns/nsd/default.nix
index cd6e3d5a45d..4fa32050c68 100644
--- a/pkgs/servers/dns/nsd/default.nix
+++ b/pkgs/servers/dns/nsd/default.nix
@@ -15,11 +15,11 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "nsd-4.2.0";
+  name = "nsd-4.2.1";
 
   src = fetchurl {
     url = "https://www.nlnetlabs.nl/downloads/nsd/${name}.tar.gz";
-    sha256 = "0k57xl3ybdnqjqw9a3dmi7l6qmhkiic6wsghkz08ir809aj1rpsi";
+    sha256 = "07w753lfrmpf2rv0115pak2zqywv57mq6bwzwwmypc4cjsihwz6i";
   };
 
   prePatch = ''
diff --git a/pkgs/servers/dns/powerdns/default.nix b/pkgs/servers/dns/powerdns/default.nix
index d363eb715d6..76c346180cd 100644
--- a/pkgs/servers/dns/powerdns/default.nix
+++ b/pkgs/servers/dns/powerdns/default.nix
@@ -5,11 +5,11 @@
 
 stdenv.mkDerivation rec {
   pname = "powerdns";
-  version = "4.1.10";
+  version = "4.1.13";
 
   src = fetchurl {
     url = "https://downloads.powerdns.com/releases/pdns-${version}.tar.bz2";
-    sha256 = "1iqmrg0dhf39gr2mq9d8r3s5c6yqkb5mm8grbbla5anajbgcyijs";
+    sha256 = "09az5yp5d9wvzw8faifyzsljhmmc8ifm4j70m4n2sr83i9i9rsp7";
   };
 
   nativeBuildInputs = [ pkgconfig ];