diff --git a/pkgs/servers/dns/knot-resolver/default.nix b/pkgs/servers/dns/knot-resolver/default.nix
index b4768f32bf16..2affc8ceff25 100644
--- a/pkgs/servers/dns/knot-resolver/default.nix
+++ b/pkgs/servers/dns/knot-resolver/default.nix
@@ -12,11 +12,11 @@ inherit (stdenv.lib) optional concatStringsSep;
 
 unwrapped = stdenv.mkDerivation rec {
   name = "knot-resolver-${version}";
-  version = "3.2.0";
+  version = "3.2.1";
 
   src = fetchurl {
     url = "https://secure.nic.cz/files/knot-resolver/${name}.tar.xz";
-    sha256 = "924f1aebad04cacbc4545571239914d2c42e9253784c0df0f391dfad97c59f42";
+    sha256 = "d1396888ec3a63f19dccdf2b7dbcb0d16a5d8642766824b47f4c21be90ce362b";
   };
 
   outputs = [ "out" "dev" ];