diff --git a/iguana/iguana_notary.c b/iguana/iguana_notary.c
index a9d2987c4..0a07c3dfb 100755
--- a/iguana/iguana_notary.c
+++ b/iguana/iguana_notary.c
@@ -159,7 +159,7 @@ int32_t dpow_sigbufcmp(int32_t *duplicatep,struct dpow_sigentry *dsig,struct dpo
 bits256 dpow_notarytx(char *signedtx,int32_t isPoS,uint32_t timestamp,int32_t height,struct dpow_entry notaries[DPOW_MAXRELAYS],int32_t numnotaries,uint64_t mask,int32_t k,bits256 hashmsg,int32_t heightmsg,bits256 btctxid,char *src)
 {
     uint32_t i,j,m,locktime,numvouts,version,opretlen,siglen,len,sequenceid = 0xffffffff;
-    uint64_t satoshis,satoshisB; uint8_t serialized[16384],opret[1024],data[1024];
+    uint64_t satoshis,satoshisB; uint8_t serialized[16384],opret[1024],data[4096];
     len = locktime = 0;
     version = 1;
     len += iguana_rwnum(1,&serialized[len],sizeof(version),&version);
@@ -514,7 +514,7 @@ int32_t dpow_haveutxo(struct supernet_info *myinfo,struct iguana_info *coin,bits
 
 int32_t dpow_message_utxo(uint8_t *senderpub,bits256 *hashmsgp,bits256 *txidp,int32_t *voutp,bits256 *commitp,cJSON *json)
 {
-    cJSON *msgobj,*item; uint8_t key[BASILISK_KEYSIZE],data[512]; char *keystr,*hexstr,str[65],str2[65]; int32_t i,n,datalen,retval = -1;
+    cJSON *msgobj,*item; uint8_t key[BASILISK_KEYSIZE],data[4096]; char *keystr,*hexstr,str[65],str2[65]; int32_t i,n,datalen,retval = -1;
     *voutp = -1;
     memset(txidp,0,sizeof(*txidp));
     if ( (msgobj= jarray(&n,json,"messages")) != 0 )
@@ -827,7 +827,7 @@ void dpow_txidupdate(struct supernet_info *myinfo,struct dpow_info *dp,struct ig
 uint32_t dpow_statemachineiterate(struct supernet_info *myinfo,struct dpow_info *dp,struct iguana_info *coin,uint32_t state,bits256 hashmsg,int32_t heightmsg,bits256 btctxid,struct dpow_entry notaries[DPOW_MAXRELAYS],int32_t numnotaries,int32_t myind,uint64_t *recvmaskp,bits256 *signedtxidp,char *signedtx,uint32_t timestamp,bits256 beacon)
 {
     // todo: add RBF support
-    bits256 txid,signedtxid,commit; int32_t vout,completed,i,len,nonz,j,k,m,incr,haveutxo = 0; cJSON *addresses; char *sendtx,*rawtx,*retstr,coinaddr[64]; uint8_t data[sizeof(bits256)*3+1]; uint32_t channel; bits256 srchash,desthash; uint64_t mask;
+    bits256 txid,signedtxid,commit; int32_t vout,completed,i,len,nonz,j,k,m,incr,haveutxo = 0; cJSON *addresses; char *sendtx,*rawtx,*retstr,coinaddr[64]; uint8_t data[4096]; uint32_t channel; bits256 srchash,desthash; uint64_t mask;
     if ( numnotaries > 8 )
         incr = sqrt(numnotaries) + 1;
     else incr = 1;
diff --git a/iguana/notaries.h b/iguana/notaries.h
index 546a61320..66cf463c5 100755
--- a/iguana/notaries.h
+++ b/iguana/notaries.h
@@ -37,6 +37,7 @@ char *Notaries[][2] =
      { "supernet_AE", "029d93ef78197dc93892d2a30e5a54865f41e0ca3ab7eb8e3dcbc59c8756b6e355" },
      { "supernet_EU", "02061c6278b91fd4ac5cab4401100ffa3b2d5a277e8f71db23401cc071b3665546" },
      { "yassin_EU", "027804b371e4e1965e85311c99f6bf8d7160275f96d2f4312327396e4c476d36aa" },
+     { "durerus_EU", "02cc82335371a57a2bbddf301ba4249e02da2e04d33aae9bfc54bf6752631a6372" },
     { "Server1","0221876c8259764224dc1a7b70ec956f3fbe9a768cd77f13082cfa60eb6aa2d068"},
     { "Server2","03c7c14e6b1f94585bb571cf3ee5eb9b9ab54bd23d0acb8cf13edad1c515842b66"},
     { "Server3","02d28f8992ff0cd68c5d558cf55ec5b3ada25151519a6cea8cef1bac04c40023b6"},