diff --git a/nano/core_test/blockprocessor.cpp b/nano/core_test/blockprocessor.cpp
index 54e2a3a52..9bcc43a04 100644
--- a/nano/core_test/blockprocessor.cpp
+++ b/nano/core_test/blockprocessor.cpp
@@ -39,32 +39,3 @@ TEST (block_processor, broadcast_block_on_arrival)
 	// Checks whether the block was broadcast.
 	ASSERT_TIMELY (5s, node2->ledger.block_or_pruned_exists (send1->hash ()));
 }
-
-TEST (block_processor, add_blocking_invalid_block)
-{
-	nano::test::system system;
-
-	nano::node_config config = system.default_config ();
-	config.block_process_timeout = std::chrono::seconds{ 1 };
-	auto & node = *system.add_node (config);
-
-	nano::state_block_builder builder;
-	auto send1 = builder.make_block ()
-				 .account (nano::dev::genesis_key.pub)
-				 .previous (nano::dev::genesis->hash ())
-				 .representative (nano::dev::genesis_key.pub)
-				 .balance (nano::dev::constants.genesis_amount - nano::Gxrb_ratio)
-				 .link (nano::dev::genesis_key.pub)
-				 .sign (nano::dev::genesis_key.prv, nano::dev::genesis_key.pub)
-				 .work (*system.work.generate (nano::dev::genesis->hash ()))
-				 .build_shared ();
-
-	send1->signature.clear ();
-
-	auto background = std::async (std::launch::async, [&] () {
-		return node.process_local (send1);
-	});
-
-	ASSERT_TIMELY (5s, background.wait_for (std::chrono::seconds (0)) == std::future_status::ready);
-	ASSERT_FALSE (background.get ().has_value ());
-}
\ No newline at end of file
diff --git a/nano/node/blockprocessor.cpp b/nano/node/blockprocessor.cpp
index 5fc10808d..eb9c2f667 100644
--- a/nano/node/blockprocessor.cpp
+++ b/nano/node/blockprocessor.cpp
@@ -245,18 +245,11 @@ void nano::block_processor::process_verified_state_blocks (std::deque<nano::stat
 
 void nano::block_processor::add_impl (std::shared_ptr<nano::block> block)
 {
-	if (block->type () == nano::block_type::state || block->type () == nano::block_type::open)
 	{
-		state_block_signature_verification.add ({ block });
-	}
-	else
-	{
-		{
-			nano::lock_guard<nano::mutex> guard{ mutex };
-			blocks.emplace_back (block);
-		}
-		condition.notify_all ();
+		nano::lock_guard<nano::mutex> guard{ mutex };
+		blocks.emplace_back (block);
 	}
+	condition.notify_all ();
 }
 
 auto nano::block_processor::process_batch (nano::unique_lock<nano::mutex> & lock_a) -> std::deque<processed_t>