diff --git a/src/main/java/com/olexyn/burnsmail/model/ClassifyCategory.java b/src/main/java/com/olexyn/burnsmail/model/ClassifyCategory.java
new file mode 100644
index 0000000..26ef7a7
--- /dev/null
+++ b/src/main/java/com/olexyn/burnsmail/model/ClassifyCategory.java
@@ -0,0 +1,7 @@
+package com.olexyn.burnsmail.model;
+
+public enum ClassifyCategory {
+
+    SPAM,
+    UNDEFINED
+}