diff --git a/pkgs/applications/networking/cluster/kubernetes/default.nix b/pkgs/applications/networking/cluster/kubernetes/default.nix
index 2dfbac5c5ac6..2a66b391ae8a 100644
--- a/pkgs/applications/networking/cluster/kubernetes/default.nix
+++ b/pkgs/applications/networking/cluster/kubernetes/default.nix
@@ -20,13 +20,13 @@
 
 stdenv.mkDerivation rec {
   pname = "kubernetes";
-  version = "1.21.2";
+  version = "1.21.3";
 
   src = fetchFromGitHub {
     owner = "kubernetes";
     repo = "kubernetes";
     rev = "v${version}";
-    sha256 = "sha256-GAX8ODjGj5LM44KgJC0N5uuOH4z33lDWoQgImOl8/xo=";
+    sha256 = "sha256-GMigdVuqJN6eIN0nhY5PVUEnCqjAYUzitetk2QmX5wQ=";
   };
 
   nativeBuildInputs = [ removeReferencesTo makeWrapper which go rsync installShellFiles ];