diff --git a/src/main.cpp b/src/main.cpp
index d8c3b3a5..06c11796 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -724,16 +724,6 @@ bool CWalletTx::AcceptWalletTransaction()
 {
     {
         LOCK(mempool.cs);
-        // Add previous supporting transactions first
-        BOOST_FOREACH(CMerkleTx& tx, vtxPrev)
-        {
-            if (!tx.IsSpamMessage())
-            {
-                uint256 hash = tx.GetHash();
-                if (!mempool.exists(hash) && pcoinsTip->HaveCoins(tx.GetUsernameHash()))
-                    tx.AcceptToMemoryPool(false);
-            }
-        }
         return AcceptToMemoryPool(false);
     }
     return false;
diff --git a/src/main.h b/src/main.h
index af5f4693..decfbedb 100644
--- a/src/main.h
+++ b/src/main.h
@@ -30,7 +30,8 @@ static const unsigned int MAX_BLOCK_SIZE = 1000000;
 /** The maximum size for mined blocks */
 static const unsigned int MAX_BLOCK_SIZE_GEN = MAX_BLOCK_SIZE/2;
 /** The maximum size for transactions we're willing to relay/mine */
-static const unsigned int MAX_STANDARD_TX_SIZE = MAX_BLOCK_SIZE_GEN/5;
+//static const unsigned int MAX_STANDARD_TX_SIZE = MAX_BLOCK_SIZE_GEN/5;
+static const unsigned int MAX_STANDARD_TX_SIZE = (140+16+512+32); //msg+user+key+spare
 /** The maximum allowed number of signature check operations in a block (network rule) */
 static const unsigned int MAX_BLOCK_SIGOPS = MAX_BLOCK_SIZE/50;
 /** The maximum number of orphan transactions kept in memory */
diff --git a/src/wallet.cpp b/src/wallet.cpp
index bdeb3fa3..f40ba875 100644
--- a/src/wallet.cpp
+++ b/src/wallet.cpp
@@ -665,54 +665,7 @@ int CWalletTx::GetRequestCount() const
 
 void CWalletTx::AddSupportingTransactions()
 {
-    vtxPrev.clear();
-
-    const int COPY_DEPTH = 3;
-    if (SetMerkleBranch() < COPY_DEPTH)
-    {
-        vector<uint256> vWorkQueue;
-        /*
-        BOOST_FOREACH(const CTxIn& txin, vin)
-            vWorkQueue.push_back(txin.prevout.hash);
-
-        {
-            LOCK(pwallet->cs_wallet);
-            map<uint256, const CMerkleTx*> mapWalletPrev;
-            set<uint256> setAlreadyDone;
-            for (unsigned int i = 0; i < vWorkQueue.size(); i++)
-            {
-                uint256 hash = vWorkQueue[i];
-                if (setAlreadyDone.count(hash))
-                    continue;
-                setAlreadyDone.insert(hash);
-
-                CMerkleTx tx;
-                map<uint256, CWalletTx>::const_iterator mi = pwallet->mapWallet.find(hash);
-                if (mi != pwallet->mapWallet.end())
-                {
-                    tx = (*mi).second;
-                    BOOST_FOREACH(const CMerkleTx& txWalletPrev, (*mi).second.vtxPrev)
-                        mapWalletPrev[txWalletPrev.GetHash()] = &txWalletPrev;
-                }
-                else if (mapWalletPrev.count(hash))
-                {
-                    tx = *mapWalletPrev[hash];
-                }
-
-                int nDepth = tx.SetMerkleBranch();
-                vtxPrev.push_back(tx);
-
-                if (nDepth < COPY_DEPTH)
-                {
-                    BOOST_FOREACH(const CTxIn& txin, tx.vin)
-                        vWorkQueue.push_back(txin.prevout.hash);
-                }
-            }
-        }
-        */
-    }
-
-    reverse(vtxPrev.begin(), vtxPrev.end());
+// [MF] remove me
 }
 
 bool CWalletTx::WriteToDisk()
@@ -810,12 +763,6 @@ void CWallet::ReacceptWalletTransactions()
 
 void CWalletTx::RelayWalletTransaction()
 {
-    BOOST_FOREACH(const CMerkleTx& tx, vtxPrev)
-    {
-        if (!tx.IsSpamMessage())
-            if (tx.GetDepthInMainChain() == 0)
-                RelayTransaction((CTransaction)tx, tx.GetHash());
-    }
     if (!IsSpamMessage())
     {
         if (GetDepthInMainChain() == 0) {
diff --git a/src/wallet.h b/src/wallet.h
index 66ea5b11..adbb3808 100644
--- a/src/wallet.h
+++ b/src/wallet.h
@@ -381,7 +381,6 @@ private:
     const CWallet* pwallet;
 
 public:
-    std::vector<CMerkleTx> vtxPrev;
     mapValue_t mapValue;
     std::vector<std::pair<std::string, std::string> > vOrderForm;
     unsigned int fTimeReceivedIsTxTime;
@@ -427,7 +426,6 @@ public:
     void Init(const CWallet* pwalletIn)
     {
         pwallet = pwalletIn;
-        vtxPrev.clear();
         mapValue.clear();
         vOrderForm.clear();
         fTimeReceivedIsTxTime = false;
@@ -476,7 +474,6 @@ public:
         }
 
         nSerSize += SerReadWrite(s, *(CMerkleTx*)this, nType, nVersion,ser_action);
-        READWRITE(vtxPrev);
         READWRITE(mapValue);
         READWRITE(vOrderForm);
         READWRITE(fTimeReceivedIsTxTime);
@@ -662,35 +659,6 @@ public:
         if (!IsFromMe()) // using wtx's cached debit
             return false;
 
-        // If no confirmations but it's from us, we can still
-        // consider it confirmed if all dependencies are confirmed
-        std::map<uint256, const CMerkleTx*> mapPrev;
-        std::vector<const CMerkleTx*> vWorkQueue;
-        vWorkQueue.reserve(vtxPrev.size()+1);
-        vWorkQueue.push_back(this);
-        for (unsigned int i = 0; i < vWorkQueue.size(); i++)
-        {
-            const CMerkleTx* ptx = vWorkQueue[i];
-
-            if (ptx->GetDepthInMainChain() >= 1)
-                continue;
-            if (!pwallet->IsFromMe(*ptx))
-                return false;
-
-            if (mapPrev.empty())
-            {
-                BOOST_FOREACH(const CMerkleTx& tx, vtxPrev)
-                    mapPrev[tx.GetHash()] = &tx;
-            }
-/*
-            BOOST_FOREACH(const CTxIn& txin, ptx->vin)
-            {
-                if (!mapPrev.count(txin.prevout.hash))
-                    return false;
-                vWorkQueue.push_back(mapPrev[txin.prevout.hash]);
-            }
-            */
-        }
         return true;
     }