diff --git a/src/komodo_nSPV.h b/src/komodo_nSPV.h
index ad805848d..24f4a221e 100644
--- a/src/komodo_nSPV.h
+++ b/src/komodo_nSPV.h
@@ -233,6 +233,7 @@ int32_t NSPV_rwntzproofshared(int32_t rwflag,uint8_t *serialized,struct NSPV_ntz
     len += iguana_rwequihdrvec(rwflag,&serialized[len],&ptr->numhdrs,&ptr->hdrs);
     len += iguana_rwnum(rwflag,&serialized[len],sizeof(ptr->prevht),&ptr->prevht);
     len += iguana_rwnum(rwflag,&serialized[len],sizeof(ptr->nextht),&ptr->nextht);
+    len += iguana_rwnum(rwflag,&serialized[len],sizeof(ptr->pad32),&ptr->pad32);
     len += iguana_rwnum(rwflag,&serialized[len],sizeof(ptr->pad16),&ptr->pad16);
     //fprintf(stderr,"rwcommon prev.%d next.%d\n",ptr->prevht,ptr->nextht);
     return(len);