diff --git a/pkgs/applications/networking/p2p/ncdc/default.nix b/pkgs/applications/networking/p2p/ncdc/default.nix
index ed29a34f99c8..7f229be1b543 100644
--- a/pkgs/applications/networking/p2p/ncdc/default.nix
+++ b/pkgs/applications/networking/p2p/ncdc/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   name = "ncdc-${version}";
-  version = "1.22";
+  version = "1.22.1";
 
   src = fetchurl {
     url = "https://dev.yorhel.nl/download/ncdc-${version}.tar.gz";
-    sha256 = "0n9sn4rh4zhmzjknsvyp4bfh925abz93ln43gl8a1v63rs2yyhgx";
+    sha256 = "1bdgqd07f026qk6vpbxqsin536znd33931m3b4z44prlm9wd6pyi";
   };
 
   nativeBuildInputs = [ pkgconfig ];