diff --git a/src/io/github/norbipeti/chat/server/data/Loader.java b/src/io/github/norbipeti/chat/server/data/Loader.java
new file mode 100644
index 0000000..ab7cc83
--- /dev/null
+++ b/src/io/github/norbipeti/chat/server/data/Loader.java
@@ -0,0 +1,7 @@
+package io.github.norbipeti.chat.server.data;
+
+import java.io.Serializable;
+
+@SuppressWarnings("serial")
+public abstract class Loader implements Serializable {
+}