diff --git a/lib/archethic/mining/pending_transaction_validation.ex b/lib/archethic/mining/pending_transaction_validation.ex
index 09acf8c98..a9076a12b 100644
--- a/lib/archethic/mining/pending_transaction_validation.ex
+++ b/lib/archethic/mining/pending_transaction_validation.ex
@@ -333,7 +333,9 @@ defmodule Archethic.Mining.PendingTransactionValidation do
          {:transfers, true} <-
            {:transfers, Enum.all?(token_transfers, &Reward.is_reward_token?(&1.token_address))},
          {:mining_public_key, true} <-
-           {:mining_public_key, Crypto.valid_public_key?(mining_public_key)} do
+           {:mining_public_key,
+            Crypto.valid_public_key?(mining_public_key) and
+              Crypto.get_public_key_curve(mining_public_key) == :bls} do
       :ok
     else
       :error ->
diff --git a/test/archethic/bootstrap/sync_test.exs b/test/archethic/bootstrap/sync_test.exs
index ec22a85eb..94dea3858 100644
--- a/test/archethic/bootstrap/sync_test.exs
+++ b/test/archethic/bootstrap/sync_test.exs
@@ -313,9 +313,10 @@ defmodule Archethic.Bootstrap.SyncTest do
               3000,
               4000,
               :tcp,
-              <<0::8, 0::8, :crypto.strong_rand_bytes(32)::binary>>,
-              <<0::8, 0::8, :crypto.strong_rand_bytes(32)::binary>>,
-              :crypto.strong_rand_bytes(64)
+              ArchethicCase.random_public_key(),
+              ArchethicCase.random_public_key(),
+              :crypto.strong_rand_bytes(64),
+              Crypto.generate_random_keypair(:bls) |> elem(0)
             )
         })
 
diff --git a/test/archethic/mining/distributed_workflow_test.exs b/test/archethic/mining/distributed_workflow_test.exs
index 8ab1628d1..62b81ffa7 100644
--- a/test/archethic/mining/distributed_workflow_test.exs
+++ b/test/archethic/mining/distributed_workflow_test.exs
@@ -112,7 +112,8 @@ defmodule Archethic.Mining.DistributedWorkflowTest do
             <<0, 0, 16, 233, 156, 172, 143, 228, 236, 12, 227, 76, 1, 80, 12, 236, 69, 10, 209, 6,
               234, 172, 97, 188, 240, 207, 70, 115, 64, 117, 44, 82, 132, 186>>,
             origin_public_key,
-            certificate
+            certificate,
+            Crypto.generate_random_keypair(:bls) |> elem(0)
           )
       })
 
diff --git a/test/archethic/mining/pending_transaction_validation_test.exs b/test/archethic/mining/pending_transaction_validation_test.exs
index a4ce6c619..861edcebe 100644
--- a/test/archethic/mining/pending_transaction_validation_test.exs
+++ b/test/archethic/mining/pending_transaction_validation_test.exs
@@ -548,7 +548,8 @@ defmodule Archethic.Mining.PendingTransactionValidationTest do
           <<0, 0, 4, 221, 19, 74, 75, 69, 16, 50, 149, 253, 24, 115, 128, 241, 110, 118, 139, 7,
             48, 217, 58, 43, 145, 233, 77, 125, 190, 207, 31, 64, 157, 137>>,
           origin_public_key,
-          certificate
+          certificate,
+          Crypto.generate_random_keypair(:bls) |> elem(0)
         )
 
       tx = TransactionFactory.create_non_valided_transaction(type: :node, content: content)
@@ -581,7 +582,8 @@ defmodule Archethic.Mining.PendingTransactionValidationTest do
           <<0, 0, 4, 221, 19, 74, 75, 69, 16, 50, 149, 253, 24, 115, 128, 241, 110, 118, 139, 7,
             48, 217, 58, 43, 145, 233, 77, 125, 190, 207, 31, 64, 157, 137>>,
           <<0::8, 0::8, :crypto.strong_rand_bytes(32)::binary>>,
-          certificate
+          certificate,
+          Crypto.generate_random_keypair(:bls) |> elem(0)
         )
 
       tx =
diff --git a/test/archethic/shared_secrets/mem_tables_loader_test.exs b/test/archethic/shared_secrets/mem_tables_loader_test.exs
index c94036c82..21d820c0f 100644
--- a/test/archethic/shared_secrets/mem_tables_loader_test.exs
+++ b/test/archethic/shared_secrets/mem_tables_loader_test.exs
@@ -47,7 +47,8 @@ defmodule Archethic.SharedSecrets.MemTablesLoaderTest do
               :tcp,
               ArchethicCase.random_address(),
               origin_public_key,
-              ArchethicCase.random_public_key()
+              :crypto.strong_rand_bytes(32),
+              Crypto.generate_random_keypair(:bls) |> elem(0)
             )
         }
       }
@@ -159,7 +160,7 @@ defmodule Archethic.SharedSecrets.MemTablesLoaderTest do
               ArchethicCase.random_address(),
               node_origin_public_key,
               :crypto.strong_rand_bytes(32),
-              ArchethicCase.random_public_key()
+              Crypto.generate_random_keypair(:bls) |> elem(0)
             )
         }
       }