diff --git a/iguana/exchanges/LP_bitcoin.c b/iguana/exchanges/LP_bitcoin.c
index 167b38241..f1924b1b5 100644
--- a/iguana/exchanges/LP_bitcoin.c
+++ b/iguana/exchanges/LP_bitcoin.c
@@ -3321,6 +3321,9 @@ bits256 bitcoin_sigtxid(char *symbol,uint8_t taddr,uint8_t pubtype,uint8_t p2sht
 #endif
             len += iguana_rwnum(1,&serialized[len],sizeof(hashtype),&hashtype);
         }
+        revsigtxid = bits256_doublesha256(0,serialized,len);
+        for (i=0; i<sizeof(revsigtxid); i++)
+            sigtxid.bytes[31-i] = revsigtxid.bytes[i];
     }
     else
     {
@@ -3440,9 +3443,6 @@ bits256 bitcoin_sigtxid(char *symbol,uint8_t taddr,uint8_t pubtype,uint8_t p2sht
         sigtxid = bits256_doublesha256(0,serialized,len);
         printf(" B path version.%08x spendamount %.8f locktime %u hashtype %08x %s\n",dest.version,dstr(spendamount),dest.lock_time,hashtype,bits256_str(str,sigtxid));
     }
-    revsigtxid = bits256_doublesha256(0,serialized,len);
-    for (i=0; i<sizeof(revsigtxid); i++)
-        sigtxid.bytes[31-i] = revsigtxid.bytes[i];
     //char str[65]; printf("SIGTXID.(%s) numvouts.%d\n",bits256_str(str,sigtxid),dest.tx_out);
     free(dest.vins);
     free(dest.vouts);