diff --git a/src/miner.cpp b/src/miner.cpp
index 7f290770e..e2a0ca6a3 100644
--- a/src/miner.cpp
+++ b/src/miner.cpp
@@ -569,6 +569,11 @@ void static BitcoinMiner(CWallet *pwallet)
                 } while (true);
                 //fprintf(stderr,"%s Found peers\n",ASSETCHAINS_SYMBOL);
             }
+            while ( ASSETCHAINS_SYMBOL[0] != 0 && chainActive.Tip()->nHeight < 100 )
+            {
+                fprintf(stderr,"%s waiting for block 100, ht.%d\n",ASSETCHAINS_SYMBOL,chainActive.Tip()->nHeight);
+                sleep(3);
+            }
             //
             // Create new block
             //