diff --git a/config/protocol.testnet.yml b/config/protocol.testnet.yml
index a57cda008..470150430 100644
--- a/config/protocol.testnet.yml
+++ b/config/protocol.testnet.yml
@@ -1,6 +1,9 @@
 ProtocolConfiguration:
   Magic: 877933390
+  MaxBlockSize: 2097152
+  MaxBlockSystemFee: 150000000000
   MaxTraceableBlocks: 2102400
+  MaxTransactionsPerBlock: 5000
   InitialGASSupply: 52000000
   SecondsPerBlock: 15
   MemPoolSize: 50000