diff --git a/tests/macro_assembler.nim b/tests/macro_assembler.nim
index 91053e1b6..a1fd93d10 100644
--- a/tests/macro_assembler.nim
+++ b/tests/macro_assembler.nim
@@ -301,8 +301,10 @@ proc runVM*(blockNumber: Uint256, chainDB: BaseChainDB, boa: Assembler): bool =
       error "different memory value", idx=i, expected=mem, actual=actual
       return false
 
+  var stateDB = computation.vmState.accountDb
+  stateDB.persist()
+
   var
-    stateDB = computation.vmState.accountDb
     storageRoot = stateDB.getStorageRoot(computation.msg.contractAddress)
     trie = initSecureHexaryTrie(chainDB.db, storageRoot)
 
diff --git a/tests/test_op_memory.nim b/tests/test_op_memory.nim
index 8df645f4f..26a43909d 100644
--- a/tests/test_op_memory.nim
+++ b/tests/test_op_memory.nim
@@ -840,3 +840,6 @@ proc opMemoryMain*() =
         "0x00"
         "0x00"
         "0x0000000000000000000000000000002000000000000000000000000000000000"
+
+when isMainModule:
+  opMemoryMain()