diff --git a/src/test/java/io/huangsam/photohaul/migration/TestMigrationAbstract.java b/src/test/java/io/huangsam/photohaul/migration/TestMigrationAbstract.java
index 941268c..6bc0120 100644
--- a/src/test/java/io/huangsam/photohaul/migration/TestMigrationAbstract.java
+++ b/src/test/java/io/huangsam/photohaul/migration/TestMigrationAbstract.java
@@ -19,7 +19,7 @@ void run(@NotNull Migrator migrator, List<String> names) {
     }
 
     @NotNull
-    private static PhotoPathCollector getPathCollector(Path path, @NotNull List<String> names) {
+    private PhotoPathCollector getPathCollector(Path path, @NotNull List<String> names) {
         PhotoPathCollector pathCollector = new PhotoPathCollector();
         for (String name : names) {
             pathCollector.addPhoto(path.resolve(name));