diff --git a/CHANGELOG.md b/CHANGELOG.md
index 364d355b7..bf4b5980f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,13 @@
 # Changelog
+## v2.13.2.7 (2020-11-24)
+- Dust mitigation in mempool (by JJ12880 from Radium Core) 
+- Compile on MacOS Catalina
+- Cross-compile MacOS with Xcode 11.3.1
+- Updated dependencies for Win64, Linux64, MacOS, arm64, armv7
+- Sign/Verify compatibility with Legacy clients 
+- Disable Stake Cache (for now)
+- Changed dbcache to 450MB (for txindex)   
+- Updated fix seeds for main and testnet.
 
 ## v2.13.2.6 (2020-07-21)
 - Fix staking memory leak (by JJ12880 from Radium Core)
diff --git a/configure.ac b/configure.ac
index d03c58389..6b3ce6078 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3,7 +3,7 @@ AC_PREREQ([2.60])
 define(_CLIENT_VERSION_MAJOR, 2)
 define(_CLIENT_VERSION_MINOR, 13)
 define(_CLIENT_VERSION_REVISION, 2)
-define(_CLIENT_VERSION_BUILD, 6)
+define(_CLIENT_VERSION_BUILD, 7)
 define(_CLIENT_VERSION_IS_RELEASE, true)
 define(_COPYRIGHT_YEAR, 2020)
 define(_COPYRIGHT_HOLDERS,[The %s developers])
diff --git a/doc/Doxyfile b/doc/Doxyfile
index 9daac3335..3d1a45061 100644
--- a/doc/Doxyfile
+++ b/doc/Doxyfile
@@ -34,7 +34,7 @@ PROJECT_NAME           = "Blackcoin More"
 # This could be handy for archiving the generated documentation or 
 # if some version control system is used.
 
-PROJECT_NUMBER         = 2.13.2.6
+PROJECT_NUMBER         = 2.13.2.7
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description 
 # for a project that appears at the top of each page and should give viewer 
diff --git a/src/chainparams.cpp b/src/chainparams.cpp
index 1a1129f25..d6a8999ae 100644
--- a/src/chainparams.cpp
+++ b/src/chainparams.cpp
@@ -121,7 +121,7 @@ public:
         consensus.nStakeMinAge = 8 * 60 * 60; // 8 hours
 
         // The best chain should have at least this much work.
-        consensus.nMinimumChainWork = uint256S("0x0000000000000000000000000000000000000000000002bcbdc747da2aad51b7");
+        consensus.nMinimumChainWork = uint256S("0x0000000000000000000000000000000000000000000002e39410b632f6e755fc");
 
         /**
          * The message start string is designed to be unlikely to occur in normal data.
@@ -220,7 +220,7 @@ public:
         nDefaultPort = 25714;
 
         // The best chain should have at least this much work.
-        consensus.nMinimumChainWork = uint256S("0x00");
+        consensus.nMinimumChainWork = uint256S("0x000000000000000000000000000000000000000000000027eceae4ce45300bf6");
 
         /*
         consensus.vDeployments[Consensus::DEPLOYMENT_CSV].bit = 0;
diff --git a/src/clientversion.h b/src/clientversion.h
index 9f51dd6c5..10a8a57a1 100644
--- a/src/clientversion.h
+++ b/src/clientversion.h
@@ -17,7 +17,7 @@
 #define CLIENT_VERSION_MAJOR 2
 #define CLIENT_VERSION_MINOR 13
 #define CLIENT_VERSION_REVISION 2
-#define CLIENT_VERSION_BUILD 6
+#define CLIENT_VERSION_BUILD 7
 
 //! Set to true for release, false for prerelease or test build
 #define CLIENT_VERSION_IS_RELEASE true
diff --git a/src/main.cpp b/src/main.cpp
index acd05f3d7..cd785724c 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1240,6 +1240,17 @@ bool AcceptToMemoryPoolWorker(CTxMemPool& pool, CValidationState& state, const C
     AssertLockHeld(cs_main);
     if (pfMissingInputs)
         *pfMissingInputs = false;
+    int dust_tx_count = 0;
+    CAmount min_dust = 100000;
+
+    BOOST_FOREACH (const CTxOut& txout, tx.vout) {
+        // LogPrintf("tx_out value %d, minimum value %d dust count %d", txout.nValue, min_dust, dust_tx_count);
+        if (txout.nValue < min_dust)
+            dust_tx_count = dust_tx_count + 1;
+        if (dust_tx_count > 10)
+            return state.DoS(0, false, REJECT_DUST, "too many dust vouts");
+
+    }
 
     if (!CheckTransaction(tx, state))
         return false; // state filled in by CheckTransaction
diff --git a/src/txdb.h b/src/txdb.h
index e09cb4d40..2b2316e7f 100644
--- a/src/txdb.h
+++ b/src/txdb.h
@@ -22,7 +22,7 @@ class CCoinsViewDBCursor;
 class uint256;
 
 //! -dbcache default (MiB)
-static const int64_t nDefaultDbCache = 100;
+static const int64_t nDefaultDbCache = 450;
 //! max. -dbcache (MiB)
 static const int64_t nMaxDbCache = sizeof(void*) > 4 ? 16384 : 1024;
 //! min. -dbcache (MiB)
diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
index 4a04b2e4b..6da25b886 100644
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -806,7 +806,7 @@ bool CWallet::CreateCoinStake(const CKeyStore& keystore, unsigned int nBits, int
             && pcoin.first->GetHash() != txNew.vin[0].prevout.hash)
         {
             // Stop adding more inputs if already too many inputs
-            if (txNew.vin.size() >= 100)
+            if (txNew.vin.size() >= 10)
                 break;
             // Stop adding inputs if reached reserve limit
             if (nCredit + pcoin.first->vout[pcoin.second].nValue > nBalance - nReserveBalance)
diff --git a/src/wallet/wallet.h b/src/wallet/wallet.h
index 4b5d6f447..4c259c1db 100644
--- a/src/wallet/wallet.h
+++ b/src/wallet/wallet.h
@@ -43,11 +43,11 @@ extern bool fWalletUnlockStakingOnly;
 
 static const unsigned int DEFAULT_KEYPOOL_SIZE = 100;
 //! -paytxfee default
-static const CAmount DEFAULT_TRANSACTION_FEE = 100000;
+static const CAmount DEFAULT_TRANSACTION_FEE = 10000;
 //! -fallbackfee default
-static const CAmount DEFAULT_FALLBACK_FEE = 100000;
+static const CAmount DEFAULT_FALLBACK_FEE = 10000;
 //! -mintxfee default
-static const CAmount DEFAULT_TRANSACTION_MINFEE = 100000;
+static const CAmount DEFAULT_TRANSACTION_MINFEE = 10000;
 //! minimum change amount
 static const CAmount MIN_CHANGE = CENT;
 //! Default for -spendzeroconfchange