diff --git a/source/src/main/java/one/nem/lacerta/source/file/impl/FileManagerImpl.java b/source/src/main/java/one/nem/lacerta/source/file/impl/FileManagerImpl.java
index 81e0cd76..1e8c72d1 100644
--- a/source/src/main/java/one/nem/lacerta/source/file/impl/FileManagerImpl.java
+++ b/source/src/main/java/one/nem/lacerta/source/file/impl/FileManagerImpl.java
@@ -68,7 +68,11 @@ public class FileManagerImpl implements FileManager {
 
     @Override
     public File getFileRef() {
-        return null;
+        if (this.isExist()) {
+            return this.path.toFile();
+        } else {
+            return null;
+        }
     }
 
     @Override