diff --git a/pkgs/tools/networking/subnetcalc/default.nix b/pkgs/tools/networking/subnetcalc/default.nix
index ba8b46d486b6..b5aa064f7390 100644
--- a/pkgs/tools/networking/subnetcalc/default.nix
+++ b/pkgs/tools/networking/subnetcalc/default.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   pname = "subnetcalc";
-  version = "2.4.21";
+  version = "2.4.22";
 
   src = fetchFromGitHub {
     owner = "dreibh";
     repo = pname;
     rev = "${pname}-${version}";
-    sha256 = "sha256-cFlNx59PaI5GvbEKUplNEq5HVCNt40ZJUvMj2UIbe2A=";
+    sha256 = "sha256-5sDEMS4RgHdGQZAT2MVF/Ls0KXwdKzX+05uQpHhCZn8=";
   };
 
   nativeBuildInputs = [ cmake ninja ];