diff --git a/newBlockchainTests.md b/newBlockChainTests.md
similarity index 99%
rename from newBlockchainTests.md
rename to newBlockChainTests.md
index f184acd68..9b088c8ab 100644
--- a/newBlockchainTests.md
+++ b/newBlockChainTests.md
@@ -1,4 +1,4 @@
-newBlockchainTests
+newBlockChainTests
 ===
 ## bcBlockGasLimitTest
 ```diff
@@ -398,7 +398,7 @@ OK: 20/20 Fail: 0/20 Skip: 0/20
 + walletReorganizeOwners.json                                     OK
 ```
 OK: 5/5 Fail: 0/5 Skip: 0/5
-## newBlockchainTests
+## newBlockChainTests
 ```diff
 + randomStatetest391.json                                         OK
 ```
diff --git a/tests/test_blockchain_json.nim b/tests/test_blockchain_json.nim
index 1ba7a6d0c..7f4b6664d 100644
--- a/tests/test_blockchain_json.nim
+++ b/tests/test_blockchain_json.nim
@@ -679,7 +679,7 @@ proc blockchainJsonMain*(debugMode = false) =
     suite "block chain json tests":
       jsonTest("BlockchainTests", testFixture, skipBCTests)
     suite "new block chain json tests":
-      jsonTest("newBlockchainTests", testFixture, skipNewBCTests)
+      jsonTest("newBlockChainTests", testFixture, skipNewBCTests)
   else:
     # execute single test in debug mode
     let config = getConfiguration()
diff --git a/tests/test_stack.nim b/tests/test_stack.nim
index 0e1924056..990cf0a20 100644
--- a/tests/test_stack.nim
+++ b/tests/test_stack.nim
@@ -41,7 +41,7 @@ proc stackMain*() =
       # in other file.
       when not(defined(windows) and
         defined(cpu64) and
-        (NimMajor, NimMinor, NimPatch) == (1, 0, 4)):
+        (NimMajor, NimMinor, NimPatch) >= (1, 0, 4)):
         testFailPush("yzyzyzyzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz".toBytes)
 
     test "push does not allow stack to exceed 1024":
diff --git a/vendor/nimbus-build-system b/vendor/nimbus-build-system
index 6cfabf782..2a70c4f15 160000
--- a/vendor/nimbus-build-system
+++ b/vendor/nimbus-build-system
@@ -1 +1 @@
-Subproject commit 6cfabf7820834cb99bd30fc664d3ab91eb0493bf
+Subproject commit 2a70c4f152ee849db1ededa92c1d80f7102dd718