diff --git a/basilisk/basilisk.h b/basilisk/basilisk.h
index b570fdad9..d3249a529 100755
--- a/basilisk/basilisk.h
+++ b/basilisk/basilisk.h
@@ -56,9 +56,10 @@ struct basilisk_rawtx
     struct iguana_msgtx msgtx;
     struct iguana_info *coin;
     uint64_t amount,change,inputsum;
-    int32_t datalen,completed,vintype,vouttype,numconfirms,spendlen,secretstart,suppress_pubkeys;
+    int32_t redeemlen,datalen,completed,vintype,vouttype,numconfirms,spendlen,secretstart,suppress_pubkeys;
     uint32_t locktime;
-    char destaddr[64],name[32]; uint8_t addrtype,pubkey33[33],rmd160[20],spendscript[512];
+    char destaddr[64],name[32];
+    uint8_t addrtype,pubkey33[33],spendscript[512],redeemscript[1024],rmd160[20];
     uint8_t *txbytes,extraspace[1024];
 };
 
diff --git a/basilisk/basilisk_swap.c b/basilisk/basilisk_swap.c
index 5d149b483..7affd4813 100755
--- a/basilisk/basilisk_swap.c
+++ b/basilisk/basilisk_swap.c
@@ -58,7 +58,7 @@
 #define SCRIPT_OP_ELSE 0x67
 #define SCRIPT_OP_ENDIF 0x68
 
-int32_t basilisk_bobscript(uint8_t *script,int32_t n,uint32_t *locktimep,int32_t *secretstartp,struct basilisk_swap *swap,int32_t depositflag)
+int32_t basilisk_bobscript(uint8_t *rmd160,uint8_t *redeemscript,int32_t *redeemlenp,uint8_t *script,int32_t n,uint32_t *locktimep,int32_t *secretstartp,struct basilisk_swap *swap,int32_t depositflag)
 {
     uint8_t pubkeyA[33],pubkeyB[33],*secret160; bits256 cltvpub,destpub; int32_t i;
     *locktimep = swap->locktime;
@@ -89,15 +89,18 @@ int32_t basilisk_bobscript(uint8_t *script,int32_t n,uint32_t *locktimep,int32_t
         return(-1);
     memcpy(pubkeyA+1,cltvpub.bytes,sizeof(cltvpub));
     memcpy(pubkeyB+1,destpub.bytes,sizeof(destpub));
-    script[n++] = SCRIPT_OP_IF;
-    n = bitcoin_checklocktimeverify(script,n,*locktimep);
-    n = bitcoin_pubkeyspend(script,n,pubkeyA);
-    script[n++] = SCRIPT_OP_ELSE;
+    redeemscript[n++] = SCRIPT_OP_IF;
+    n = bitcoin_checklocktimeverify(redeemscript,n,*locktimep);
+    n = bitcoin_pubkeyspend(redeemscript,n,pubkeyA);
+    redeemscript[n++] = SCRIPT_OP_ELSE;
     if ( secretstartp != 0 )
         *secretstartp = n + 2;
-    n = bitcoin_revealsecret160(script,n,secret160);
-    n = bitcoin_pubkeyspend(script,n,pubkeyB);
-    script[n++] = SCRIPT_OP_ENDIF;
+    n = bitcoin_revealsecret160(redeemscript,n,secret160);
+    n = bitcoin_pubkeyspend(redeemscript,n,pubkeyB);
+    redeemscript[n++] = SCRIPT_OP_ENDIF;
+    *redeemlenp = n;
+    calc_rmd160_sha256(rmd160,redeemscript,n);
+    n = bitcoin_p2shspend(script,0,rmd160);
     return(n);
 }
 
@@ -1070,8 +1073,8 @@ void basilisk_swaploop(void *_swap)
                 printf(" <- pubB1\n");
                 if ( swap->iambob != 0 )
                 {
-                    swap->bobpayment.spendlen = basilisk_bobscript(swap->bobpayment.spendscript,0,&swap->bobpayment.locktime,&swap->bobpayment.secretstart,swap,0);
-                    swap->bobdeposit.spendlen = basilisk_bobscript(swap->bobdeposit.spendscript,0,&swap->bobdeposit.locktime,&swap->bobdeposit.secretstart,swap,1);
+                    swap->bobpayment.spendlen = basilisk_bobscript(swap->bobpayment.rmd160,swap->bobpayment.redeemscript,&swap->bobpayment.redeemlen,swap->bobpayment.spendscript,0,&swap->bobpayment.locktime,&swap->bobpayment.secretstart,swap,0);
+                    swap->bobdeposit.spendlen = basilisk_bobscript(swap->bobdeposit.rmd160,swap->bobdeposit.redeemscript,&swap->bobdeposit.redeemlen,swap->bobdeposit.spendscript,0,&swap->bobdeposit.locktime,&swap->bobdeposit.secretstart,swap,1);
                     basilisk_rawtx_gen("deposit",myinfo,1,1,&swap->bobdeposit,swap->bobdeposit.locktime,swap->bobdeposit.spendscript,swap->bobdeposit.spendlen,swap->bobdeposit.coin->chain->txfee,1);
                     basilisk_rawtx_gen("payment",myinfo,1,1,&swap->bobpayment,swap->bobpayment.locktime,swap->bobpayment.spendscript,swap->bobpayment.spendlen,swap->bobpayment.coin->chain->txfee,1);
                     if ( swap->bobdeposit.txbytes == 0 || swap->bobdeposit.spendlen == 0 || swap->bobpayment.txbytes == 0 || swap->bobpayment.spendlen == 0 )
diff --git a/includes/iguana_funcs.h b/includes/iguana_funcs.h
index ee7f2bcad..b4cf2b815 100755
--- a/includes/iguana_funcs.h
+++ b/includes/iguana_funcs.h
@@ -467,6 +467,7 @@ struct exchange_info *exchange_create(char *exchangestr,cJSON *argjson);
 int32_t iguana_inv2poll(struct supernet_info *myinfo,struct iguana_info *coin);
 struct iguana_bundlereq *iguana_bundlereq(struct iguana_info *coin,struct iguana_peer *addr,int32_t type,uint8_t *data,int32_t datalen);
 void instantdex_FSMinit();
+int32_t bitcoin_p2shspend(uint8_t *script,int32_t n,uint8_t rmd160[20]);
 void iguana_unspentslock(struct supernet_info *myinfo,struct iguana_info *coin,cJSON *vins);
 char *iguana_calcrawtx(struct supernet_info *myinfo,struct iguana_info *coin,cJSON **vinsp,cJSON *txobj,int64_t satoshis,char *changeaddr,int64_t txfee,cJSON *addresses,int32_t minconf,uint8_t *opreturn,int32_t oplen,int64_t burnamount,char *remoteaddr);
 int64_t datachain_update(struct supernet_info *myinfo,int32_t ordered,struct iguana_info *coin,uint32_t timestamp,struct iguana_bundle *bp,uint8_t rmd160[20],int64_t crypto777_payment,uint8_t type,int32_t height,uint64_t hdrsi_unspentind,int64_t burned,uint32_t fileid,uint64_t scriptpos,int32_t scriptlen,bits256 txid,int32_t vout);