diff --git a/tests/block_test.go b/tests/block_test.go
index 6fc66b17c..066f28034 100644
--- a/tests/block_test.go
+++ b/tests/block_test.go
@@ -33,10 +33,11 @@ func TestBlockchain(t *testing.T) {
 	// Constantinople is not implemented yet.
 	bt.skipLoad(`(?i)(constantinople)`)
 	// Expected failures:
-	bt.fails("^TransitionTests/bcEIP158ToByzantium", "byzantium not supported")
 	bt.fails(`^TransitionTests/bcHomesteadToDao/DaoTransactions(|_UncleExtradata|_EmptyTransactionAndForkBlocksAhead)\.json`, "issue in test")
-	bt.fails(`^bc(Exploit|Fork|Gas|Multi|Total|State|Random|Uncle|Valid|Wallet).*_Byzantium$`, "byzantium not supported")
-	bt.fails(`^bcBlockGasLimitTest/(BlockGasLimit2p63m1|TransactionGasHigherThanLimit2p63m1|SuicideTransaction|GasUsedHigherThanBlockGasLimitButNotWithRefundsSuicideFirst|TransactionGasHigherThanLimit2p63m1_2).*_Byzantium$`, "byzantium not supported")
+
+	// Still failing tests
+	bt.skipLoad(`^bcWalletTest.*_Byzantium$`)
+	bt.skipLoad(`^bcStateTests/suicideCoinbase.json.*_Byzantium$`)
 
 	bt.walk(t, blockTestDir, func(t *testing.T, name string, test *BlockTest) {
 		if err := bt.checkFailure(t, name, test.Run()); err != nil {
diff --git a/tests/testdata b/tests/testdata
index 85f6d7cc0..70e5862eb 160000
--- a/tests/testdata
+++ b/tests/testdata
@@ -1 +1 @@
-Subproject commit 85f6d7cc01b6bd04e071f5ba579fc675cfd2043b
+Subproject commit 70e5862eb267226ca89fb9f395c97be1fdf6923a