diff --git a/src/miner.cpp b/src/miner.cpp
index c4eb6507a..5c15c37ea 100644
--- a/src/miner.cpp
+++ b/src/miner.cpp
@@ -121,7 +121,7 @@ CBlockTemplate* CreateNewBlock(const CScript& scriptPubKeyIn)
     if(!pblocktemplate.get())
         return NULL;
     CBlock *pblock = &pblocktemplate->block; // pointer for convenience
-    if ( ASSETCHAINS_SYMBOL[0] != 0 && chainActive.Tip()->nHeight >= 100 )
+    if ( ASSETCHAINS_SYMBOL[0] != 0 && chainActive.Tip()->nHeight > ASSETCHAINS_MINHEIGHT )
     {
         isrealtime = komodo_isrealtime(&kmdheight);
         while ( KOMODO_ON_DEMAND == 0 )
@@ -579,7 +579,7 @@ void static BitcoinMiner(CWallet *pwallet)
                 } while (true);
                 //fprintf(stderr,"%s Found peers\n",ASSETCHAINS_SYMBOL);
             }
-            /*while ( ASSETCHAINS_SYMBOL[0] != 0 && chainActive.Tip()->nHeight < 100 )
+            /*while ( ASSETCHAINS_SYMBOL[0] != 0 && chainActive.Tip()->nHeight < ASSETCHAINS_MINHEIGHT )
             {
                 fprintf(stderr,"%s waiting for block 100, ht.%d\n",ASSETCHAINS_SYMBOL,chainActive.Tip()->nHeight);
                 sleep(3);
@@ -619,7 +619,7 @@ void static BitcoinMiner(CWallet *pwallet)
             } else Mining_start = 0;
             while (true)
             {
-                if ( ASSETCHAINS_SYMBOL[0] != 0 && pblock->vtx[0].vout.size() == 1 && Mining_height >= 100 )
+                if ( ASSETCHAINS_SYMBOL[0] != 0 && pblock->vtx[0].vout.size() == 1 && Mining_height > ASSETCHAINS_MINHEIGHT )
                 {
                     //fprintf(stderr,"skip generating %s on-demand block, no tx avail\n",ASSETCHAINS_SYMBOL);
                     sleep(10);
@@ -746,7 +746,7 @@ void static BitcoinMiner(CWallet *pwallet)
                 // Regtest mode doesn't require peers
                 if (vNodes.empty() && chainparams.MiningRequiresPeers())
                 {
-                    if ( ASSETCHAINS_SYMBOL[0] == 0 || Mining_height > 100 )
+                    if ( ASSETCHAINS_SYMBOL[0] == 0 || Mining_height > ASSETCHAINS_MINHEIGHT )
                     {
                         //fprintf(stderr,"no nodes, break\n");
                         break;