diff --git a/README.md b/README.md
index 218c98f6c3..a842fbbae1 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,5 @@
-Zcoin v0.13.7.2
-=============
+Zcoin v0.13.7.3
+===============
 
 [![Build Status](https://travis-ci.com/zcoinofficial/zcoin.svg?branch=CI)](https://travis-ci.com/zcoinofficial/zcoin)
 
diff --git a/configure.ac b/configure.ac
index 462f7cac4b..ff2675e666 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3,7 +3,7 @@ AC_PREREQ([2.60])
 define(_CLIENT_VERSION_MAJOR, 0)
 define(_CLIENT_VERSION_MINOR, 13)
 define(_CLIENT_VERSION_REVISION, 7)
-define(_CLIENT_VERSION_BUILD, 2)
+define(_CLIENT_VERSION_BUILD, 3)
 define(_CLIENT_VERSION_IS_RELEASE, true)
 define(_COPYRIGHT_YEAR, 2018)
 define(_COPYRIGHT_HOLDERS,[The %s developers])
diff --git a/src/miner.cpp b/src/miner.cpp
index d4e6fc16f6..e6ed50a9aa 100644
--- a/src/miner.cpp
+++ b/src/miner.cpp
@@ -915,15 +915,6 @@ void BlockAssembler::addPriorityTxs()
     typedef std::map<CTxMemPool::txiter, double, CTxMemPool::CompareIteratorByHash>::iterator waitPriIter;
     double actualPriority = -1;
 
-    unsigned int COUNT_SPEND_ZC_TX = 0;
-    unsigned int MAX_SPEND_ZC_TX_PER_BLOCK = 0;
-    if (chainActive.Height() + 1 > HF_ZEROSPEND_FIX) {
-        MAX_SPEND_ZC_TX_PER_BLOCK = 1;
-    }
-    if (nHeight + 1 > SWITCH_TO_MORE_SPEND_TXS) {
-        MAX_SPEND_ZC_TX_PER_BLOCK = ZC_SPEND_LIMIT;
-    }
-
     vecPriority.reserve(mempool.mapTx.size());
     for (CTxMemPool::indexed_transaction_set::iterator mi = mempool.mapTx.begin();
          mi != mempool.mapTx.end(); ++mi)
@@ -937,11 +928,6 @@ void BlockAssembler::addPriorityTxs()
         if (tx.IsCoinBase() || !CheckFinalTx(tx))
             continue;
         if (tx.IsZerocoinSpend()) {
-
-            if ((COUNT_SPEND_ZC_TX + tx.vin.size()) > MAX_SPEND_ZC_TX_PER_BLOCK) {
-                continue;
-            }
-
             //mempool.countZCSpend--;
             // Size limits
             unsigned int nTxSize = ::GetSerializeSize(tx, SER_NETWORK, PROTOCOL_VERSION);
@@ -970,7 +956,6 @@ void BlockAssembler::addPriorityTxs()
             ++nBlockTx;
             nBlockSigOpsCost += nTxSigOps;
             nFees += nTxFees;
-            COUNT_SPEND_ZC_TX+=tx.vin.size();
             continue;
         }
     }
diff --git a/src/rpc/mining.cpp b/src/rpc/mining.cpp
index 717f3aa0da..4157a152f5 100644
--- a/src/rpc/mining.cpp
+++ b/src/rpc/mining.cpp
@@ -645,15 +645,6 @@ UniValue getblocktemplate(const UniValue& params, bool fHelp)
     UniValue transactions(UniValue::VARR);
     map<uint256, int64_t> setTxIndex;
     int i = 0;
-    unsigned int COUNT_SPEND_ZC_TX = 0;
-    unsigned int MAX_SPEND_ZC_TX_PER_BLOCK = 0;
-    if(chainActive.Height() + 1 > OLD_LIMIT_SPEND_TXS){
-        MAX_SPEND_ZC_TX_PER_BLOCK = 0;
-    }
-
-    if(chainActive.Height() + 1 > SWITCH_TO_MORE_SPEND_TXS){
-        MAX_SPEND_ZC_TX_PER_BLOCK = 5;
-    }
 
     BOOST_FOREACH (CTransaction& tx, pblock->vtx) {
         uint256 txHash = tx.GetHash();
@@ -662,17 +653,6 @@ UniValue getblocktemplate(const UniValue& params, bool fHelp)
         if (tx.IsCoinBase())
             continue;
 
-        // https://github.com/zcoinofficial/zcoin/pull/26
-        // make order independence
-        // and easy to read for other people
-        if (tx.IsZerocoinSpend()) {
-            if (COUNT_SPEND_ZC_TX >= MAX_SPEND_ZC_TX_PER_BLOCK) {
-                continue;
-            }
-
-            COUNT_SPEND_ZC_TX++;
-        }
-
         UniValue entry(UniValue::VOBJ);
 
         entry.push_back(Pair("data", EncodeHexTx(tx)));
diff --git a/src/versionbits.cpp b/src/versionbits.cpp
index bf32ae6627..7a4ed64772 100644
--- a/src/versionbits.cpp
+++ b/src/versionbits.cpp
@@ -18,6 +18,10 @@ const struct BIP9DeploymentInfo VersionBitsDeploymentInfo[Consensus::MAX_VERSION
     {
         /*.name =*/ "segwit",
         /*.gbt_force =*/ false,
+    },
+    {
+        /*.name =*/ "mtp",
+        /*.gbt_force=*/ true
     }
 };