diff --git a/pkgs/development/libraries/kerberos/krb5.nix b/pkgs/development/libraries/kerberos/krb5.nix
index eeb09a68afbe..e1b4798dc0c1 100644
--- a/pkgs/development/libraries/kerberos/krb5.nix
+++ b/pkgs/development/libraries/kerberos/krb5.nix
@@ -2,7 +2,7 @@
 
 let
   pname = "krb5";
-  version = "1.11.3";
+  version = "1.12.2";
   name = "${pname}-${version}";
   webpage = http://web.mit.edu/kerberos/;
 in
@@ -11,8 +11,8 @@ stdenv.mkDerivation (rec {
   inherit name;
 
   src = fetchurl {
-    url = "${webpage}/dist/krb5/1.11/${name}-signed.tar";
-    sha256 = "1daiaxgkxcryqs37w28v4x1vajqmay4l144d1zd9c2d7jjxr9gcs";
+    url = "${webpage}dist/krb5/1.12/${name}-signed.tar";
+    sha256 = "0i1p9xx5s9q0sqnnz7f3rba07882zciw0mwc6yvv7hmm0w0iig89";
   };
 
   buildInputs = [ perl ncurses yacc ];