diff --git a/core/filtermaps/filtermaps.go b/core/filtermaps/filtermaps.go
index c771727666..920167ca8d 100644
--- a/core/filtermaps/filtermaps.go
+++ b/core/filtermaps/filtermaps.go
@@ -659,7 +659,7 @@ func (f *FilterMaps) mapRowIndex(mapIndex, rowIndex uint32) uint64 {
 // called from outside the indexerLoop goroutine.
 func (f *FilterMaps) getBlockLvPointer(blockNumber uint64) (uint64, error) {
 	if blockNumber >= f.indexedRange.blocks.AfterLast() && f.indexedRange.headIndexed {
-		return f.indexedRange.headDelimiter, nil
+		return f.indexedRange.headDelimiter + 1, nil
 	}
 	if lvPointer, ok := f.lvPointerCache.Get(blockNumber); ok {
 		return lvPointer, nil
diff --git a/core/filtermaps/map_renderer.go b/core/filtermaps/map_renderer.go
index 5089fdf053..cb77d4c461 100644
--- a/core/filtermaps/map_renderer.go
+++ b/core/filtermaps/map_renderer.go
@@ -536,6 +536,7 @@ func (r *mapRenderer) getTempRange() (filterMapsRange, error) {
 		} else {
 			tempRange.blocks.SetAfterLast(0)
 		}
+		tempRange.headIndexed = false
 		tempRange.headDelimiter = 0
 	}
 	return tempRange, nil