diff --git a/chains/heads/tracker.go b/chains/heads/tracker.go
index ebe0311..25d2f8b 100644
--- a/chains/heads/tracker.go
+++ b/chains/heads/tracker.go
@@ -61,7 +61,6 @@ type TrackerConfig interface {
 	FinalityTagBypass() bool
 	MaxAllowedFinalityDepth() uint32
 	PersistenceEnabled() bool
-	PersistenceBatchSize() int64
 }
 
 type headPair[HTH any] struct {