diff --git a/CHANGES.alphanet b/CHANGES.alphanet
index aa821f7a1..8971b826e 100644
--- a/CHANGES.alphanet
+++ b/CHANGES.alphanet
@@ -84,6 +84,14 @@ Reset 2017-09-21
 
 [Node]
 
+- P2p: fix issue with data greater then 2^16 bytes
+- Irmin: restore usage `git-repack`... (mistakenly removed)
+
+Reset 2017-09-21
+================
+
+[Node]
+
 - fix a performance issue in roll storage
 
 [Doc]
diff --git a/scripts/alphanet_version b/scripts/alphanet_version
index f7d9ea7da..06a78ca17 100644
--- a/scripts/alphanet_version
+++ b/scripts/alphanet_version
@@ -1 +1 @@
-2017-10-13
+2017-11-17
diff --git a/scripts/gen_genesis.ml b/scripts/gen_genesis.ml
index 0998c66c5..c66b75fec 100644
--- a/scripts/gen_genesis.ml
+++ b/scripts/gen_genesis.ml
@@ -1,6 +1,12 @@
-
+#use "topfind";;
+#require "stringext";;
+#require "lwt";;
+#require "zarith";;
+#require "nocrypto";;
+#mod_use "../src/minutils/utils.ml";;
+#mod_use "../src/utils/base58.ml";;
 let prefix = "BLockGenesisGenesisGenesisGenesisGenesis"
-let suffix = "DDDDD"
+let suffix = "EEEEE"
 let p = Base58.raw_decode (prefix ^ suffix ^ "crcCRC")
 let p = String.sub p 0 (String.length p - 4)
 let p = Base58.safe_encode p
diff --git a/src/node/main/node_run_command.ml b/src/node/main/node_run_command.ml
index a28532e01..d378e2cf9 100644
--- a/src/node/main/node_run_command.ml
+++ b/src/node/main/node_run_command.ml
@@ -11,10 +11,10 @@ open Logging.Node.Main
 
 let genesis : State.Net.genesis = {
   time =
-    Time.of_notation_exn "2017-10-13T00:00:00Z" ;
+    Time.of_notation_exn "2017-10-17T00:00:00Z" ;
   block =
     Block_hash.of_b58check_exn
-      "BLockGenesisGenesisGenesisGenesisGenesisDDDDDegibDt" ;
+      "BLockGenesisGenesisGenesisGenesisGenesisEEEEEZmArbf" ;
   protocol =
     Protocol_hash.of_b58check_exn
       "ProtoGenesisGenesisGenesisGenesisGenesisGenesk612im" ;
diff --git a/src/node/shell/distributed_db_message.ml b/src/node/shell/distributed_db_message.ml
index 554499249..205c29299 100644
--- a/src/node/shell/distributed_db_message.ml
+++ b/src/node/shell/distributed_db_message.ml
@@ -174,7 +174,7 @@ let versions =
   let open P2p.Version in
   [ { name = "TEZOS" ;
       major = 0 ;
-      minor = 25 ;
+      minor = 26 ;
     }
   ]