diff --git a/src/main/java/com/r35157/nenjim/hubd/Context.java b/src/main/java/com/r35157/nenjim/hubd/Context.java
new file mode 100644
index 0000000..cbdf864
--- /dev/null
+++ b/src/main/java/com/r35157/nenjim/hubd/Context.java
@@ -0,0 +1,4 @@
+package com.r35157.nenjim.hubd;
+
+public interface Context {
+}