diff --git a/rust/agents/relayer/src/relayer.rs b/rust/agents/relayer/src/relayer.rs
index c5e920faf4..93ac88a8bb 100644
--- a/rust/agents/relayer/src/relayer.rs
+++ b/rust/agents/relayer/src/relayer.rs
@@ -9,8 +9,8 @@ use derive_more::AsRef;
 use eyre::Result;
 use hyperlane_base::{
     db::{HyperlaneRocksDB, DB},
-    run_all, BaseAgent, ContractSyncMetrics, CoreMetrics, HyperlaneAgentCore, MessageContractSync,
-    WatermarkContractSync,
+    run_all, BaseAgent, ContractSyncMetrics, CoreMetrics, HyperlaneAgentCore,
+    SequencedDataContractSync, WatermarkContractSync,
 };
 use hyperlane_core::{
     HyperlaneDomain, HyperlaneMessage, InterchainGasPayment, MerkleTreeInsertion, U256,
@@ -52,14 +52,15 @@ pub struct Relayer {
     destination_chains: HashSet<HyperlaneDomain>,
     #[as_ref]
     core: HyperlaneAgentCore,
-    message_syncs: HashMap<HyperlaneDomain, Arc<MessageContractSync<HyperlaneMessage>>>,
+    message_syncs: HashMap<HyperlaneDomain, Arc<SequencedDataContractSync<HyperlaneMessage>>>,
     interchain_gas_payment_syncs:
         HashMap<HyperlaneDomain, Arc<WatermarkContractSync<InterchainGasPayment>>>,
     /// Context data for each (origin, destination) chain pair a message can be
     /// sent between
     msg_ctxs: HashMap<ContextKey, Arc<MessageContext>>,
     prover_syncs: HashMap<HyperlaneDomain, Arc<RwLock<MerkleTreeBuilder>>>,
-    merkle_tree_hook_syncs: HashMap<HyperlaneDomain, Arc<MessageContractSync<MerkleTreeInsertion>>>,
+    merkle_tree_hook_syncs:
+        HashMap<HyperlaneDomain, Arc<SequencedDataContractSync<MerkleTreeInsertion>>>,
     dbs: HashMap<HyperlaneDomain, HyperlaneRocksDB>,
     whitelist: Arc<MatchingList>,
     blacklist: Arc<MatchingList>,
diff --git a/rust/agents/validator/src/validator.rs b/rust/agents/validator/src/validator.rs
index 70cc9a9a69..96feb97b8f 100644
--- a/rust/agents/validator/src/validator.rs
+++ b/rust/agents/validator/src/validator.rs
@@ -11,7 +11,7 @@ use tracing::{error, info, info_span, instrument::Instrumented, warn, Instrument
 use hyperlane_base::{
     db::{HyperlaneRocksDB, DB},
     run_all, BaseAgent, CheckpointSyncer, ContractSyncMetrics, CoreMetrics, HyperlaneAgentCore,
-    MessageContractSync,
+    SequencedDataContractSync,
 };
 
 use hyperlane_core::{
@@ -33,7 +33,7 @@ pub struct Validator {
     #[as_ref]
     core: HyperlaneAgentCore,
     db: HyperlaneRocksDB,
-    merkle_tree_hook_sync: Arc<MessageContractSync<MerkleTreeInsertion>>,
+    merkle_tree_hook_sync: Arc<SequencedDataContractSync<MerkleTreeInsertion>>,
     mailbox: Arc<dyn Mailbox>,
     merkle_tree_hook: Arc<dyn MerkleTreeHook>,
     validator_announce: Arc<dyn ValidatorAnnounce>,
diff --git a/rust/hyperlane-base/src/contract_sync/mod.rs b/rust/hyperlane-base/src/contract_sync/mod.rs
index 568c4cebf7..3968ad9f57 100644
--- a/rust/hyperlane-base/src/contract_sync/mod.rs
+++ b/rust/hyperlane-base/src/contract_sync/mod.rs
@@ -122,9 +122,9 @@ where
 }
 
 /// A ContractSync for syncing messages using a SequenceSyncCursor
-pub type MessageContractSync<T> =
+pub type SequencedDataContractSync<T> =
     ContractSync<T, Arc<dyn HyperlaneSequenceIndexerStore<T>>, Arc<dyn SequenceIndexer<T>>>;
-impl<T: Sequenced> MessageContractSync<T> {
+impl<T: Sequenced> SequencedDataContractSync<T> {
     /// Returns a new cursor to be used for syncing dispatched messages from the indexer
     pub async fn forward_message_sync_cursor(
         &self,
diff --git a/rust/hyperlane-base/src/settings/base.rs b/rust/hyperlane-base/src/settings/base.rs
index 1603b26912..135d80ea0b 100644
--- a/rust/hyperlane-base/src/settings/base.rs
+++ b/rust/hyperlane-base/src/settings/base.rs
@@ -11,7 +11,7 @@ use hyperlane_core::{
 
 use crate::{
     settings::{chains::ChainConf, trace::TracingConfig},
-    ContractSync, ContractSyncMetrics, CoreMetrics, HyperlaneAgentCore, MessageContractSync,
+    ContractSync, ContractSyncMetrics, CoreMetrics, HyperlaneAgentCore, SequencedDataContractSync,
     WatermarkContractSync,
 };
 
@@ -184,7 +184,7 @@ impl Settings {
     build_contract_fns!(build_validator_announce, build_validator_announces -> dyn ValidatorAnnounce);
     build_contract_fns!(build_provider, build_providers -> dyn HyperlaneProvider);
     build_indexer_fns!(build_delivery_indexer, build_delivery_indexers -> dyn HyperlaneWatermarkedLogStore<Delivery>, WatermarkContractSync<Delivery>);
-    build_indexer_fns!(build_message_indexer, build_message_indexers -> dyn HyperlaneSequenceIndexerStore<HyperlaneMessage>, MessageContractSync<HyperlaneMessage>);
+    build_indexer_fns!(build_message_indexer, build_message_indexers -> dyn HyperlaneSequenceIndexerStore<HyperlaneMessage>, SequencedDataContractSync<HyperlaneMessage>);
     build_indexer_fns!(build_interchain_gas_payment_indexer, build_interchain_gas_payment_indexers -> dyn HyperlaneWatermarkedLogStore<InterchainGasPayment>, WatermarkContractSync<InterchainGasPayment>);
-    build_indexer_fns!(build_merkle_tree_hook_indexer, build_merkle_tree_hook_indexers -> dyn HyperlaneSequenceIndexerStore<MerkleTreeInsertion>, MessageContractSync<MerkleTreeInsertion>);
+    build_indexer_fns!(build_merkle_tree_hook_indexer, build_merkle_tree_hook_indexers -> dyn HyperlaneSequenceIndexerStore<MerkleTreeInsertion>, SequencedDataContractSync<MerkleTreeInsertion>);
 }