diff --git a/source/src/main/java/one/nem/lacerta/source/file/module/FileManagerModule.java b/source/src/main/java/one/nem/lacerta/source/file/module/FileManagerModule.java
index 4b920538..68a35913 100644
--- a/source/src/main/java/one/nem/lacerta/source/file/module/FileManagerModule.java
+++ b/source/src/main/java/one/nem/lacerta/source/file/module/FileManagerModule.java
@@ -1,4 +1,20 @@
 package one.nem.lacerta.source.file.module;
 
+import java.nio.file.Path;
+
+import dagger.assisted.Assisted;
+import dagger.assisted.AssistedInject;
+
 public class FileManagerModule {
+
+    private final Path rootDir;
+
+    @AssistedInject
+    public FileManagerModule(@Assisted Path rootDir) {
+        this.rootDir = rootDir;
+    }
+
+    public Path getRootDir() {
+        return rootDir;
+    }
 }