diff --git a/src/miner.cpp b/src/miner.cpp
index a44eb380c..ba2ceefb8 100644
--- a/src/miner.cpp
+++ b/src/miner.cpp
@@ -545,6 +545,9 @@ CBlockTemplate* CreateNewBlock(CPubKey _pk,const CScript& _scriptPubKeyIn, int32
         // to transaction if so, cast for GTE operator
         if ( ASSETCHAINS_MARMARA != 0 && nHeight > 0 && (nHeight & 1) == 0 )
         {
+            char checkaddr[64];
+            Getscriptaddress(checkaddr,txNew.vout[0].scriptPubKey);
+            fprintf(stderr,"set mining coinbase -> %s\n",checkaddr);
             txNew.vout.resize(2);
             txNew.vout[1].nValue = 0;
             txNew.vout[1].scriptPubKey = MarmaraCoinbaseOpret('C',nHeight,pk);