diff --git a/source/src/main/java/one/nem/lacerta/source/file/DocFiles.java b/source/src/main/java/one/nem/lacerta/source/file/DocFiles.java
deleted file mode 100644
index 522cb2bb..00000000
--- a/source/src/main/java/one/nem/lacerta/source/file/DocFiles.java
+++ /dev/null
@@ -1,4 +0,0 @@
-package one.nem.lacerta.source.file;
-
-public interface DocFiles {
-}
diff --git a/source/src/main/java/one/nem/lacerta/source/file/RepoFileManager.java b/source/src/main/java/one/nem/lacerta/source/file/RepoFileManager.java
new file mode 100644
index 00000000..99658f38
--- /dev/null
+++ b/source/src/main/java/one/nem/lacerta/source/file/RepoFileManager.java
@@ -0,0 +1,7 @@
+package one.nem.lacerta.source.file;
+
+public interface RepoFileManager {
+
+    void
+
+}