steps 2-3 in Tezzigator baking tutorial https://medium.com/@Tezzigator/permanent-tezos-sandboxing-509368945c4a

dictator-key.patch

diff --git a/src/proto_alpha/lib_protocol/src/constants_repr.ml b/src/proto_alpha/lib_protocol/src/constants_repr.ml
index edf3007..c34f23d 100644
--- a/src/proto_alpha/lib_protocol/src/constants_repr.ml
+++ b/src/proto_alpha/lib_protocol/src/constants_repr.ml
@@ -81,7 +81,7 @@ let default = {
     Int64.(sub (shift_left 1L 56) 1L) ;
   dictator_pubkey =
     Signature.Public_key.of_b58check_exn
-      "edpkugeDwmwuwyyD3Q5enapgEYDxZLtEUFFSrvVwXASQMVEqsvTqWu" ;
+      "edpkuSLWfVU1Vq7Jg9FucPyKmma6otcMHac9zG4oU1KMHSTBpJuGQ2" ;
   max_operation_data_length =
     16 * 1024 ; (* 16kB *)
   tokens_per_roll =
diff --git a/src/proto_genesis/lib_protocol/src/data.ml b/src/proto_genesis/lib_protocol/src/data.ml
index 3e04310..9e9c919 100644
--- a/src/proto_genesis/lib_protocol/src/data.ml
+++ b/src/proto_genesis/lib_protocol/src/data.ml
@@ -82,7 +82,7 @@ module Pubkey = struct

   let default =
     Signature.Public_key.of_b58check_exn
-      "edpkugeDwmwuwyyD3Q5enapgEYDxZLtEUFFSrvVwXASQMVEqsvTqWu"
+      "edpkuSLWfVU1Vq7Jg9FucPyKmma6otcMHac9zG4oU1KMHSTBpJuGQ2"

   let get_pubkey ctxt =
     Context.get ctxt pubkey_key >>= function