diff --git a/scripts/alphanet_version b/scripts/alphanet_version
index 63b2f45ad..de461c2e1 100644
--- a/scripts/alphanet_version
+++ b/scripts/alphanet_version
@@ -1 +1 @@
-2018-04-17T11:46:23Z
+2018-06-30T16:07:32Z
diff --git a/src/bin_node/node_config_file.ml b/src/bin_node/node_config_file.ml
index a6887f710..e6ae198cd 100644
--- a/src/bin_node/node_config_file.ml
+++ b/src/bin_node/node_config_file.ml
@@ -103,7 +103,7 @@ let default_p2p_limits : P2p.limits = {
 
 let default_p2p = {
   expected_pow = 26. ;
-  bootstrap_peers  = ["bootstrap.tezos.com"] ;
+  bootstrap_peers  = [] ;
   listen_addr  = Some ("[::]:" ^ string_of_int default_p2p_port) ;
   private_mode  = false ;
   limits = default_p2p_limits ;
diff --git a/src/bin_node/node_run_command.ml b/src/bin_node/node_run_command.ml
index 4b98f2621..abd3e6be3 100644
--- a/src/bin_node/node_run_command.ml
+++ b/src/bin_node/node_run_command.ml
@@ -27,10 +27,10 @@ open Node_logging
 
 let genesis : State.Chain.genesis = {
   time =
-    Time.of_notation_exn "2018-04-17T11:46:23Z" ;
+    Time.of_notation_exn "2018-06-30T16:07:32Z" ;
   block =
     Block_hash.of_b58check_exn
-      "BLockGenesisGenesisGenesisGenesisGenesisa52f8bUWPcg" ;
+      "BLockGenesisGenesisGenesisGenesisGenesisf79b5d1CoW2" ;
   protocol =
     Protocol_hash.of_b58check_exn
       "Ps9mPmXaRzmzk35gbAYNCAw6UXdE2qoABTHbN2oEEc1qM7CwT9P" ;
diff --git a/src/lib_shell/distributed_db_message.ml b/src/lib_shell/distributed_db_message.ml
index eb84aaca1..eda5cc9d6 100644
--- a/src/lib_shell/distributed_db_message.ml
+++ b/src/lib_shell/distributed_db_message.ml
@@ -305,7 +305,7 @@ let encoding =
 
 let versions =
   let open P2p_version in
-  [ { name = "TEZOS_2018-04-17T11:46:23Z" ;
+  [ { name = "TEZOS_2018-06-30T16:07:32Z" ;
       major = 0 ;
       minor = 0 ;
     }