5 files changed, 17 insertions, 4 deletions
diff --git a/src/rpc/blockchain.cpp b/src/rpc/blockchain.cpp
index e6d80f06a3..1139c2aa5c 100644
--- a/src/rpc/blockchain.cpp
+++ b/src/rpc/blockchain.cpp
@@ -751,7 +751,7 @@ UniValue getblock(const JSONRPCRequest& request)
 
     if (!fVerbose)
     {
-        CDataStream ssBlock(SER_NETWORK, PROTOCOL_VERSION);
+        CDataStream ssBlock(SER_NETWORK, PROTOCOL_VERSION | RPCSerializationFlags());
         ssBlock << block;
         std::string strHex = HexStr(ssBlock.begin(), ssBlock.end());
         return strHex;
diff --git a/src/rpc/mining.cpp b/src/rpc/mining.cpp
index cb22dec342..73797e2019 100644
--- a/src/rpc/mining.cpp
+++ b/src/rpc/mining.cpp
@@ -132,7 +132,7 @@ UniValue generateBlocks(boost::shared_ptr<CReserveScript> coinbaseScript, int nG
             continue;
         }
         std::shared_ptr<const CBlock> shared_pblock = std::make_shared<const CBlock>(*pblock);
-        if (!ProcessNewBlock(Params(), shared_pblock, true, NULL, NULL))
+        if (!ProcessNewBlock(Params(), shared_pblock, true, NULL))
             throw JSONRPCError(RPC_INTERNAL_ERROR, "ProcessNewBlock, block not accepted");
         ++nHeight;
         blockHashes.push_back(pblock->GetHash().GetHex());
@@ -760,7 +760,7 @@ UniValue submitblock(const JSONRPCRequest& request)
 
     submitblock_StateCatcher sc(block.GetHash());
     RegisterValidationInterface(&sc);
-    bool fAccepted = ProcessNewBlock(Params(), blockptr, true, NULL, NULL);
+    bool fAccepted = ProcessNewBlock(Params(), blockptr, true, NULL);
     UnregisterValidationInterface(&sc);
     if (fBlockPresent)
     {
diff --git a/src/rpc/rawtransaction.cpp b/src/rpc/rawtransaction.cpp
index b13aa4de34..21af449466 100644
--- a/src/rpc/rawtransaction.cpp
+++ b/src/rpc/rawtransaction.cpp
@@ -220,7 +220,7 @@ UniValue getrawtransaction(const JSONRPCRequest& request)
     if (!GetTransaction(hash, tx, Params().GetConsensus(), hashBlock, true))
         throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "No information available about transaction");
 
-    string strHex = EncodeHexTx(*tx);
+    string strHex = EncodeHexTx(*tx, RPCSerializationFlags());
 
     if (!fVerbose)
         return strHex;
diff --git a/src/rpc/server.cpp b/src/rpc/server.cpp
index 164e0f00e2..2122819398 100644
--- a/src/rpc/server.cpp
+++ b/src/rpc/server.cpp
@@ -497,4 +497,12 @@ void RPCRunLater(const std::string& name, boost::function<void(void)> func, int6
     deadlineTimers.emplace(name, std::unique_ptr<RPCTimerBase>(timerInterface->NewTimer(func, nSeconds*1000)));
 }
 
+int RPCSerializationFlags()
+{
+    int flag = 0;
+    if (GetArg("-rpcserialversion", DEFAULT_RPC_SERIALIZE_VERSION) == 0)
+        flag |= SERIALIZE_TRANSACTION_NO_WITNESS;
+    return flag;
+}
+
 CRPCTable tableRPC;
diff --git a/src/rpc/server.h b/src/rpc/server.h
index c59886222c..4fac68a51f 100644
--- a/src/rpc/server.h
+++ b/src/rpc/server.h
@@ -19,6 +19,8 @@
 
 #include <univalue.h>
 
+static const unsigned int DEFAULT_RPC_SERIALIZE_VERSION = 1;
+
 class CRPCCommand;
 
 namespace RPCServer
@@ -198,4 +200,7 @@ void StopRPC();
 std::string JSONRPCExecBatch(const UniValue& vReq);
 void RPCNotifyBlockChange(bool ibd, const CBlockIndex *);
 
+// Retrieves any serialization flags requested in command line argument
+int RPCSerializationFlags();
+
 #endif // BITCOIN_RPCSERVER_H