diff --git a/pkgs/servers/dns/knot-dns/default.nix b/pkgs/servers/dns/knot-dns/default.nix
index ba394429926a..492ab6131621 100644
--- a/pkgs/servers/dns/knot-dns/default.nix
+++ b/pkgs/servers/dns/knot-dns/default.nix
@@ -7,11 +7,11 @@
 
 stdenv.mkDerivation rec {
   pname = "knot-dns";
-  version = "3.2.8";
+  version = "3.2.9";
 
   src = fetchurl {
     url = "https://secure.nic.cz/files/knot-dns/knot-${version}.tar.xz";
-    sha256 = "ef419a428f327def77780bc90eda763b51e6121fe548543da84b9eb96a261a6e";
+    sha256 = "bc1f9eb8c9f67f52805f3acfa2d0153190245fa145b007fafa9068d2da292506";
   };
 
   outputs = [ "bin" "out" "dev" ];