diff --git a/indexer/cache.go b/indexer/cache.go
index c56971b0..e54bd567 100644
--- a/indexer/cache.go
+++ b/indexer/cache.go
@@ -56,6 +56,9 @@ func (cache *indexerCache) startSynchronizer(startEpoch uint64) {
 	cache.cacheMutex.Lock()
 	defer cache.cacheMutex.Unlock()
 
+	if cache.indexer.disableSync {
+		return
+	}
 	if cache.synchronizer == nil {
 		cache.synchronizer = newSynchronizer(cache.indexer)
 	}
diff --git a/indexer/indexer.go b/indexer/indexer.go
index ccdd5f8b..f2d610c6 100644
--- a/indexer/indexer.go
+++ b/indexer/indexer.go
@@ -21,6 +21,7 @@ type Indexer struct {
 	indexerClients []*IndexerClient
 
 	writeDb        bool
+	disableSync    bool
 	inMemoryEpochs uint16
 }
 
@@ -34,6 +35,7 @@ func NewIndexer() (*Indexer, error) {
 		indexerClients: make([]*IndexerClient, 0),
 
 		writeDb:        !utils.Config.Indexer.DisableIndexWriter,
+		disableSync:    utils.Config.Indexer.DisableSynchronizer,
 		inMemoryEpochs: inMemoryEpochs,
 	}
 	indexer.indexerCache = newIndexerCache(indexer)
diff --git a/services/beaconservice.go b/services/beaconservice.go
index 046b5d52..0761fc35 100644
--- a/services/beaconservice.go
+++ b/services/beaconservice.go
@@ -288,6 +288,10 @@ func (bs *BeaconService) GetEpochAssignments(epoch uint64) (*rpctypes.EpochAssig
 		}
 	}
 
+	if utils.Config.BeaconApi.SkipFinalAssignments {
+		return nil, nil
+	}
+
 	bs.assignmentsCacheMux.Lock()
 	epochAssignments, found := bs.assignmentsCache.Get(epoch)
 	bs.assignmentsCacheMux.Unlock()
diff --git a/types/config.go b/types/config.go
index 2d2cb3aa..ac741742 100644
--- a/types/config.go
+++ b/types/config.go
@@ -51,15 +51,17 @@ type Config struct {
 		Endpoints []EndpointConfig `yaml:"endpoints"`
 
 		LocalCacheSize       int    `yaml:"localCacheSize" envconfig:"BEACONAPI_LOCAL_CACHE_SIZE"`
+		SkipFinalAssignments bool   `yaml:"skipFinalAssignments" envconfig:"BEACONAPI_SKIP_FINAL_ASSIGNMENTS"`
 		AssignmentsCacheSize int    `yaml:"assignmentsCacheSize" envconfig:"BEACONAPI_ASSIGNMENTS_CACHE_SIZE"`
 		RedisCacheAddr       string `yaml:"redisCacheAddr" envconfig:"BEACONAPI_REDIS_CACHE_ADDR"`
 		RedisCachePrefix     string `yaml:"redisCachePrefix" envconfig:"BEACONAPI_REDIS_CACHE_PREFIX"`
 	} `yaml:"beaconapi"`
 
 	Indexer struct {
-		InMemoryEpochs     uint16 `yaml:"inMemoryEpochs" envconfig:"INDEXER_IN_MEMORY_EPOCHS"`
-		DisableIndexWriter bool   `yaml:"disableIndexWriter" envconfig:"INDEXER_DISABLE_INDEX_WRITER"`
-		SyncEpochCooldown  uint   `yaml:"syncEpochCooldown" envconfig:"INDEXER_SYNC_EPOCH_COOLDOWN"`
+		InMemoryEpochs      uint16 `yaml:"inMemoryEpochs" envconfig:"INDEXER_IN_MEMORY_EPOCHS"`
+		DisableIndexWriter  bool   `yaml:"disableIndexWriter" envconfig:"INDEXER_DISABLE_INDEX_WRITER"`
+		DisableSynchronizer bool   `yaml:"disableSynchronizer" envconfig:"INDEXER_DISABLE_SYNCHRONIZER"`
+		SyncEpochCooldown   uint   `yaml:"syncEpochCooldown" envconfig:"INDEXER_SYNC_EPOCH_COOLDOWN"`
 	} `yaml:"indexer"`
 
 	Database struct {