diff --git a/internal/types/block.go b/internal/types/block.go
deleted file mode 100644
index 6b7d220..0000000
--- a/internal/types/block.go
+++ /dev/null
@@ -1,47 +0,0 @@
-package types
-
-import (
-	"github.com/btcsuite/btcd/btcutil"
-	"github.com/btcsuite/btcd/chaincfg/chainhash"
-	"github.com/btcsuite/btcd/wire"
-
-	"github.com/babylonlabs-io/babylon-staking-indexer/internal/utils"
-)
-
-// IndexedBlock is a BTC block with some extra information compared to wire.MsgBlock, including:
-// - block height
-// - txHash, txHashWitness, txIndex for each Tx
-// These are necessary for generating Merkle proof (and thus the `MsgInsertBTCSpvProof` message in babylon) of a certain tx
-type IndexedBlock struct {
-	Height int32
-	Header *wire.BlockHeader
-	Txs    []*btcutil.Tx
-}
-
-func NewIndexedBlock(height int32, header *wire.BlockHeader, txs []*btcutil.Tx) *IndexedBlock {
-	return &IndexedBlock{height, header, txs}
-}
-
-func NewIndexedBlockFromMsgBlock(height int32, block *wire.MsgBlock) *IndexedBlock {
-	return &IndexedBlock{
-		height,
-		&block.Header,
-		utils.GetWrappedTxs(block),
-	}
-}
-
-func (ib *IndexedBlock) MsgBlock() *wire.MsgBlock {
-	msgTxs := []*wire.MsgTx{}
-	for _, tx := range ib.Txs {
-		msgTxs = append(msgTxs, tx.MsgTx())
-	}
-
-	return &wire.MsgBlock{
-		Header:       *ib.Header,
-		Transactions: msgTxs,
-	}
-}
-
-func (ib *IndexedBlock) BlockHash() chainhash.Hash {
-	return ib.Header.BlockHash()
-}
diff --git a/internal/types/timelock_tx_type.go b/internal/types/timelock_tx_type.go
deleted file mode 100644
index 4b78509..0000000
--- a/internal/types/timelock_tx_type.go
+++ /dev/null
@@ -1,12 +0,0 @@
-package types
-
-type TimeLockTxType string
-
-const (
-	ExpiredTxType        TimeLockTxType = "EXPIRED"
-	EarlyUnbondingTxType TimeLockTxType = "EARLY_UNBONDING"
-)
-
-func (t TimeLockTxType) String() string {
-	return string(t)
-}