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 0f8bf98c..db47d158 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
@@ -72,7 +72,8 @@ public class FileManagerImpl implements FileManager {
 
     @Override
     public boolean isExist() {
-        return false;
+        File file = this.path.toFile();
+        return file.exists();
     }
 
     @Override