diff --git a/rbf/tx.go b/rbf/tx.go
index 3139847dd..a47790d9c 100644
--- a/rbf/tx.go
+++ b/rbf/tx.go
@@ -1785,13 +1785,13 @@ func (s *containerFilter) ApplyRewriter() (err error) {
 	var dirty bool
 	var key roaring.FilterKey
 	var writeback roaring.ContainerWriteback = func(updateKey roaring.FilterKey, data *roaring.Container) (err error) {
+		dirty = true
 		var exact bool
 		if updateKey != key {
 			exact, err = s.cursor.Seek(uint64(updateKey))
 			if err != nil {
 				return err
 			}
-			dirty = true
 		} else {
 			exact = true
 		}
@@ -1799,20 +1799,12 @@ func (s *containerFilter) ApplyRewriter() (err error) {
 			if exact {
 				err = s.cursor.deleteLeafCell(uint64(updateKey))
 				key = ^roaring.FilterKey(0)
-				// if we got here by a seek, we're already marked dirty,
-				// but if we're on a cell and delete it, we've invalidated
-				// our cursor position.
-				dirty = true
 			}
 			// if we don't delete, we aren't changing our situation at all
 		} else {
 			cell = ConvertToLeafArgs(uint64(updateKey), data)
 			err = s.cursor.putLeafCell(cell)
 			key = ^roaring.FilterKey(0)
-			// no dirty flag here; if we had to seek, the cursor became
-			// dirty (is no longer pointed at the key we thought it was
-			// pointed to, so the main loop would want to seek), and if
-			// we didn't seek, we're still where we used to be.
 		}
 		return err
 	}