diff --git a/src/org/ntlab/radishforandroidstudio/framework/network/CallBack.java b/src/org/ntlab/radishforandroidstudio/framework/network/CallBack.java
deleted file mode 100644
index 1e9238b..0000000
--- a/src/org/ntlab/radishforandroidstudio/framework/network/CallBack.java
+++ /dev/null
@@ -1,6 +0,0 @@
-package org.ntlab.radishforandroidstudio.framework.network;
-
-
-public interface CallBack {
-    public void onResponse(String response);
-}