diff --git a/lib/archethic/p2p/message/get_network_stats.ex b/lib/archethic/p2p/message/get_network_stats.ex
index c6ab4e0d7f..839d49e6bb 100644
--- a/lib/archethic/p2p/message/get_network_stats.ex
+++ b/lib/archethic/p2p/message/get_network_stats.ex
@@ -22,13 +22,13 @@ defmodule Archethic.P2P.Message.GetNetworkStats do
       iex> %GetNetworkStats{subsets: [<<0>>]} |> GetNetworkStats.serialize()
       <<
       # Length of subsets
-      1, 
+      0, 1, 
       # Subset
       0
       >>
   """
   def serialize(%__MODULE__{subsets: subsets}) do
-    <<length(subsets)::8, :erlang.list_to_binary(subsets)::binary>>
+    <<length(subsets)::16, :erlang.list_to_binary(subsets)::binary>>
   end
 
   @doc """
@@ -36,13 +36,13 @@ defmodule Archethic.P2P.Message.GetNetworkStats do
 
   ## Examples
       
-      iex> <<1, 0>> |> GetNetworkStats.deserialize()
+      iex> <<0, 1, 0>> |> GetNetworkStats.deserialize()
       {
         %GetNetworkStats{subsets: [<<0>>]},
         ""
       }
   """
-  def deserialize(<<length::8, subsets_binary::binary-size(length), rest::bitstring>>) do
+  def deserialize(<<length::16, subsets_binary::binary-size(length), rest::bitstring>>) do
     subsets =
       subsets_binary
       |> :erlang.binary_to_list()
diff --git a/lib/archethic/p2p/message/network_stats.ex b/lib/archethic/p2p/message/network_stats.ex
index 3bdba235a8..a1f2ba65fa 100644
--- a/lib/archethic/p2p/message/network_stats.ex
+++ b/lib/archethic/p2p/message/network_stats.ex
@@ -29,7 +29,7 @@ defmodule Archethic.P2P.Message.NetworkStats do
       ...> }}} |> NetworkStats.serialize()
       <<
       # Nb subsets
-      1,
+      0, 1,
       # Subset
       0,
       # Nb node stats
@@ -55,7 +55,7 @@ defmodule Archethic.P2P.Message.NetworkStats do
       end)
       |> :erlang.list_to_binary()
 
-    <<nb_subsets::8, stats_binary::binary>>
+    <<nb_subsets::16, stats_binary::binary>>
   end
 
   defp serialize_subset_stats(subset, stats) do
@@ -83,7 +83,7 @@ defmodule Archethic.P2P.Message.NetworkStats do
 
   ## Examples
 
-      iex> <<1, 0, 1, 1, 0, 0, 75, 23, 134, 64, 221, 117, 107, 77, 233, 123, 201, 244, 18, 151,
+      iex> <<0, 1, 0, 1, 1, 0, 0, 75, 23, 134, 64, 221, 117, 107, 77, 233, 123, 201, 244, 18, 151,
       ...> 8, 255, 53, 137, 251, 197, 67, 25, 38, 95, 2, 62, 216, 131, 112, 116, 238,
       ...> 180, 1, 3, 1, 100, 1, 110, 1, 80>> |> NetworkStats.deserialize()
       {
@@ -99,7 +99,7 @@ defmodule Archethic.P2P.Message.NetworkStats do
       }
   """
   @spec deserialize(bitstring()) :: {t(), bitstring()}
-  def deserialize(<<nb_subsets::8, rest::bitstring>>) do
+  def deserialize(<<nb_subsets::16, rest::bitstring>>) do
     {stats, rest} = get_subsets_stats(rest, nb_subsets, %{})
 
     {
diff --git a/test/archethic/beacon_chain/summary_aggregate_test.exs b/test/archethic/beacon_chain/summary_aggregate_test.exs
index 5faeab1fea..01919f049c 100644
--- a/test/archethic/beacon_chain/summary_aggregate_test.exs
+++ b/test/archethic/beacon_chain/summary_aggregate_test.exs
@@ -69,7 +69,7 @@ defmodule Archethic.BeaconChain.SummaryAggregateTest do
                    node_availabilities: <<>>,
                    node_average_availabilities: [],
                    end_of_node_synchronizations: [],
-                   network_patches: ["9C6", "DEF"]
+                   network_patches: ["BA6", "DEF"]
                  }
                }
              } =