diff --git a/basilisk/basilisk.c b/basilisk/basilisk.c
index c438a7398..41c75b77d 100755
--- a/basilisk/basilisk.c
+++ b/basilisk/basilisk.c
@@ -635,8 +635,16 @@ void basilisk_respond_ping(struct supernet_info *myinfo,struct iguana_peer *addr
         printf("(%s %d).%p ",symbol,height,addr);
         if ( myinfo->numrelays > 0 && addr != 0 && (virt= iguana_coinfind(symbol)) != 0 )
         {
-            if ( virt->blocks.hwmchain.height > height && (height % myinfo->numrelays) == myinfo->RELAYID )
-                basilisk_blocksend(myinfo,btcd,virt,addr,height+1);
+            if ( height > virt->longestchain )
+                virt->longestchain = height;
+            if ( myinfo->numrelays > 0 && virt->blocks.hwmchain.height > height )
+            {
+                diff = ((height % myinfo->numrelays) - myinfo->RELAYID);
+                diff *= diff;
+                diff++;
+                if ( (rand() % diff) == 0 )
+                    basilisk_blocksend(myinfo,btcd,virt,addr,height+1);
+            }
         }
     }
     for (i=0; i<datalen; i++)
diff --git a/gecko/gecko_blocks.c b/gecko/gecko_blocks.c
index 4e4318bff..0e9ebb783 100755
--- a/gecko/gecko_blocks.c
+++ b/gecko/gecko_blocks.c
@@ -288,7 +288,7 @@ char *gecko_blockarrived(struct supernet_info *myinfo,struct iguana_info *virt,c
 
 char *basilisk_respond_geckoblock(struct supernet_info *myinfo,char *CMD,void *addr,char *remoteaddr,uint32_t basilisktag,cJSON *valsobj,uint8_t *data,int32_t datalen,bits256 hash2,int32_t from_basilisk)
 {
-    char *symbol; struct iguana_info *virt; bits256 checkhash2; int32_t hdrsize; uint32_t prevtimestamp,nBits; struct iguana_msgblock msg; struct iguana_block *block;
+    char *symbol; struct iguana_info *virt; bits256 checkhash2; int32_t hdrsize; struct iguana_msgblock msg; struct iguana_block *block;
     printf("got geckoblock len.%d from (%s) %s\n",datalen,remoteaddr!=0?remoteaddr:"",jprint(valsobj,0));
     if ( (symbol= jstr(valsobj,"symbol")) != 0 && (virt= iguana_coinfind(symbol)) != 0 )
     {
diff --git a/gecko/gecko_miner.c b/gecko/gecko_miner.c
index b9b298ef3..b8defbd44 100755
--- a/gecko/gecko_miner.c
+++ b/gecko/gecko_miner.c
@@ -49,7 +49,7 @@ int32_t gecko_blocknonce_verify(struct iguana_info *virt,uint8_t *serialized,int
     hash2 = iguana_calcblockhash(virt->symbol,virt->chain->hashalgo,serialized,datalen);
     if ( bits256_cmp(threshold,hash2) > 0 )
     {
-        printf("nonce worked crc.%x\n",calc_crc32(0,serialized,datalen));
+        //printf("nonce worked crc.%x\n",calc_crc32(0,serialized,datalen));
         return(1);
     }
     else
@@ -232,13 +232,13 @@ char *gecko_blockconstruct(struct supernet_info *myinfo,struct iguana_info *virt
                 hash2 = iguana_calcblockhash(virt->symbol,virt->chain->hashalgo,serialized,len);
                 if ( bits256_cmp(threshold,hash2) > 0 )
                 {
-                    printf("FOUND NONCE %d iterations\n",i+1);
+                    //printf("FOUND NONCE %d iterations\n",i+1);
                     newblock->RO.hash2 = hash2;
                     break;
                 }
                 if ( newblock->height != 0 && OS_milliseconds() > expiration )
                 {
-                    printf("time limit exceeded %u %d iterations\n",virt->blocks.hwmchain.RO.timestamp,i+1);
+                    //printf("time limit exceeded %u %d iterations\n",virt->blocks.hwmchain.RO.timestamp,i+1);
                     free(coinbasestr);
                     if ( txids != txspace )
                         free(txids);
@@ -365,11 +365,13 @@ void gecko_miner(struct supernet_info *myinfo,struct iguana_info *btcd,struct ig
         //printf("skip non-virtual chain.%s\n",virt->symbol);
         return;
     }
+    if ( virt->blocks.hwmchain.height < virt->longestchain-1 )
+        return;
     if ( (virt->blocks.hwmchain.height % myinfo->numrelays) != myinfo->RELAYID )
     {
         //if ( myinfo->numrelays < 3 )
-            return;
-        gap = (int32_t)(time(NULL) - virt->blocks.hwmchain.RO.timestamp) / 10;//virt->chain->estblocktime;
+        //    return;
+        gap = (int32_t)(time(NULL) - virt->blocks.hwmchain.RO.timestamp) / 60;//virt->chain->estblocktime;
         for (i=0; i<gap; i++)
         {
             if ( ((virt->blocks.hwmchain.height+i) % myinfo->numrelays) == myinfo->RELAYID )