diff --git a/pkgs/development/libraries/kerberos/krb5.nix b/pkgs/development/libraries/kerberos/krb5.nix
index fc8fb7398701..f9a509ab4862 100644
--- a/pkgs/development/libraries/kerberos/krb5.nix
+++ b/pkgs/development/libraries/kerberos/krb5.nix
@@ -19,11 +19,11 @@ let
 in
 stdenv.mkDerivation rec {
   pname = "${type}krb5";
-  version = "1.20";
+  version = "1.20.1";
 
   src = fetchurl {
     url = "https://kerberos.org/dist/krb5/${lib.versions.majorMinor version}/krb5-${version}.tar.gz";
-    sha256 = "sha256-fgIr3TyFGDAXP5+qoAaiMKDg/a1MlT6Fv/S/DaA24S8";
+    sha256 = "sha256-cErtSbGetacXizSyhzYg7CmdsIdS1qhXT5XUGHmriFE=";
   };
 
   outputs = [ "out" "dev" ];