diff --git a/pkgs/servers/dns/nsd/default.nix b/pkgs/servers/dns/nsd/default.nix
index ddded73391d71..8c64671251eaf 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 = "4.3.5";
+  version = "4.3.7";
 
   src = fetchurl {
     url = "https://www.nlnetlabs.nl/downloads/${pname}/${pname}-${version}.tar.gz";
-    sha256 = "sha256-faK0PjCz1/MHcixgj3Gb+xafDZhcdko0+gZp3DNIRHI=";
+    sha256 = "sha256-/TuexTu9Fo1Wegv83xQMlmUR/a94vVOdCRwaE8E76K0=";
   };
 
   prePatch = ''