diff --git a/src/komodo_bitcoind.h b/src/komodo_bitcoind.h
index 44656808c..4d51f8df6 100644
--- a/src/komodo_bitcoind.h
+++ b/src/komodo_bitcoind.h
@@ -463,7 +463,7 @@ void komodo_index2pubkey33(uint8_t *pubkey33,CBlockIndex *pindex,int32_t height)
     }
 }
 
-void komodo_currentheight();
+int32_t komodo_currentheight();
 int8_t komodo_minerid(int32_t height)
 {
     static uint32_t depth;
diff --git a/src/komodo_events.h b/src/komodo_events.h
index 18853ef0f..600dac2d6 100644
--- a/src/komodo_events.h
+++ b/src/komodo_events.h
@@ -35,10 +35,10 @@
 #define KOMODO_OPRETURN_WITHDRAW 'W' // assetchain
 #define KOMODO_OPRETURN_REDEEMED 'X'
 
-struct komodo_event_notarized { bits256 blockhash,desttxid; int32_t notarizedheight; char dest[16]; } PACKED;
+struct komodo_event_notarized { uint256 blockhash,desttxid; int32_t notarizedheight; char dest[16]; } PACKED;
 struct komodo_event_pubkeys { uint8_t num; uint8_t pubkeys[64][33]; } PACKED;
-struct komodo_event_utxo { bits256 txid; uint64_t voutmask; uint8_t numvouts; } PACKED;
-struct komodo_event_opreturn { bits256 txid; uint64_t value; uint16_t vout,oplen; uint8_t opret[]; } PACKED;
+struct komodo_event_utxo { uint256 txid; uint64_t voutmask; uint8_t numvouts; } PACKED;
+struct komodo_event_opreturn { uint256 txid; uint64_t value; uint16_t vout,oplen; uint8_t opret[]; } PACKED;
 struct komodo_event_pricefeed { uint8_t num; uint32_t prices[35]; } PACKED;
 
 struct komodo_event