diff --git a/neo/Consensus/ConsensusContext.cs b/neo/Consensus/ConsensusContext.cs
index 9daa7402f7..583fdc3aa8 100644
--- a/neo/Consensus/ConsensusContext.cs
+++ b/neo/Consensus/ConsensusContext.cs
@@ -218,13 +218,9 @@ public ConsensusPayload MakePrepareRequest()
 
             List<Transaction> transactions = memoryPoolTransactions.ToList();
 
-            uint maxBlockSize;
-            Transactions = new Dictionary<UInt256, Transaction>();
-            using (var snapshot = Blockchain.Singleton.GetSnapshot())
-            {
-                maxBlockSize = NativeContract.Policy.GetMaxBlockSize(snapshot);
-                TransactionHashes = new UInt256[NativeContract.Policy.GetMaxTransactionsPerBlock(snapshot)];
-            }
+            Transactions = new Dictionary<UInt256, Transaction>();
+            uint maxBlockSize = NativeContract.Policy.GetMaxBlockSize(Snapshot);
+            TransactionHashes = new UInt256[NativeContract.Policy.GetMaxTransactionsPerBlock(Snapshot)];
 
             // Prevent that block exceed the max size
 
diff --git a/neo/Consensus/ConsensusService.cs b/neo/Consensus/ConsensusService.cs
index e7860ec323..b82fdb4e1d 100644
--- a/neo/Consensus/ConsensusService.cs
+++ b/neo/Consensus/ConsensusService.cs
@@ -78,19 +78,16 @@ private bool AddTransaction(Transaction tx, bool verify)
             {
                 // if we are the primary for this view, but acting as a backup because we recovered our own
                 // previously sent prepare request, then we don't want to send a prepare response.
-                if (context.IsPrimary || context.WatchOnly) return true;
-
-                // Check policy
-                using (var snapshot = Blockchain.Singleton.GetSnapshot())
-                {
-                    var block = context.CreateBlock();
-
-                    if (block.Size > NativeContract.Policy.GetMaxBlockSize(snapshot))
-                    {
-                        Log($"rejected block: {block.Hash}{Environment.NewLine} The size '{block.Size}' exceed the policy", LogLevel.Warning);
-                        RequestChangeView(ChangeViewReason.BlockRejectedByPolicy);
-                        return false;
-                    }
+                if (context.IsPrimary || context.WatchOnly) return true;
+
+                // Check policy
+                var block = context.CreateBlock();
+
+                if (block.Size > NativeContract.Policy.GetMaxBlockSize(context.Snapshot))
+                {
+                    Log($"rejected block: {block.Hash}{Environment.NewLine} The size '{block.Size}' exceed the policy", LogLevel.Warning);
+                    RequestChangeView(ChangeViewReason.BlockRejectedByPolicy);
+                    return false;
                 }
 
                 // Timeout extension due to prepare response sent