Rename `LastMark` to `LastMarker`.
diff --git a/pagination/marker_test.go b/pagination/marker_test.go
index 598118f..9defcd1 100644
--- a/pagination/marker_test.go
+++ b/pagination/marker_test.go
@@ -23,7 +23,7 @@
 	return len(results) == 0, err
 }
 
-func (r MarkerPageResult) LastMark() (string, error) {
+func (r MarkerPageResult) LastMarker() (string, error) {
 	results, err := ExtractMarkerStrings(r)
 	if err != nil {
 		return "", err