diff --git a/pkgs/servers/dns/nsd/default.nix b/pkgs/servers/dns/nsd/default.nix
index e9f030dac785..251e4424578c 100644
--- a/pkgs/servers/dns/nsd/default.nix
+++ b/pkgs/servers/dns/nsd/default.nix
@@ -16,11 +16,11 @@
 
 stdenv.mkDerivation rec {
   pname = "nsd";
-  version = "4.3.9";
+  version = "4.4.0";
 
   src = fetchurl {
     url = "https://www.nlnetlabs.nl/downloads/${pname}/${pname}-${version}.tar.gz";
-    sha256 = "sha256-UxVJ8JKJ7L0Fgp4UuzRWMpTYW57d4sYToA9ZevITXo0=";
+    sha256 = "sha256-z81v3Zk0TKWn73wpQMJBvO9HH8MlK6PcvUxX4GOOiDY=";
   };
 
   prePatch = ''