diff --git a/src/rpcblockchain.cpp b/src/rpcblockchain.cpp
index fe51aca..3827607 100644
--- a/src/rpcblockchain.cpp
+++ b/src/rpcblockchain.cpp
@@ -144,7 +144,7 @@ Object blockToJSON(const CBlock& block, const CBlockIndex* blockindex, bool fPri
         {
             Object entry;
 
-            entry.push_back(Pair("txid", tx.GetHash().GetHex()));
+            //entry.push_back(Pair("txid", tx.GetHash().GetHex()));
             TxToJSON(tx, 0, entry);
 
             txinfo.push_back(entry);
@@ -239,6 +239,10 @@ Value getblock(const Array& params, bool fHelp)
     std::string strHash = params[0].get_str();
     uint256 hash(strHash);
 
+    bool fVerbose = true;
+    if (params.size() > 1)
+      fVerbose = params[1].get_bool();
+
     if (mapBlockIndex.count(hash) == 0)
         throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Block not found");
 
@@ -246,7 +250,14 @@ Value getblock(const Array& params, bool fHelp)
     CBlockIndex* pblockindex = mapBlockIndex[hash];
     block.ReadFromDisk(pblockindex, true);
 
-    return blockToJSON(block, pblockindex, params.size() > 1 ? params[1].get_bool() : false);
+    if (!fVerbose) {
+      CDataStream ssBlock(SER_NETWORK, PROTOCOL_VERSION | RPCSerializationFlags());
+      ssBlock << block;
+      std::string strHex = HexStr(ssBlock.begin(), ssBlock.end());
+      return strHex;
+    }
+
+    return blockToJSON(block, pblockindex, fVerbose);
 }
 
 Value getblockbynumber(const Array& params, bool fHelp)
diff --git a/src/rpcprotocol.cpp b/src/rpcprotocol.cpp
index 13dd64e..aabb1fb 100644
--- a/src/rpcprotocol.cpp
+++ b/src/rpcprotocol.cpp
@@ -252,3 +252,11 @@ Object JSONRPCError(int code, const string& message)
     error.push_back(Pair("message", message));
     return error;
 }
+
+int RPCSerializationFlags()
+{
+    int flag = 0;
+    if (GetArg("-rpcserialversion", DEFAULT_RPC_SERIALIZE_VERSION) == 0)
+        flag |= SERIALIZE_TRANSACTION_NO_WITNESS;
+    return flag;
+}
diff --git a/src/rpcprotocol.h b/src/rpcprotocol.h
index a5da6fe..d5a126b 100644
--- a/src/rpcprotocol.h
+++ b/src/rpcprotocol.h
@@ -137,4 +137,10 @@ json_spirit::Object JSONRPCReplyObj(const json_spirit::Value& result, const json
 std::string JSONRPCReply(const json_spirit::Value& result, const json_spirit::Value& error, const json_spirit::Value& id);
 json_spirit::Object JSONRPCError(int code, const std::string& message);
 
+static const int DEFAULT_RPC_SERIALIZE_VERSION = 1;
+static const int SERIALIZE_TRANSACTION_NO_WITNESS = 0x40000000;
+
+// Retrieves any serialization flags requested in command line argument
+int RPCSerializationFlags();
+
 #endif