diff --git a/test/Libraries/Plugins/SystemVolumePlugin/Plugins/iOS/SystemVolumeReceiver.h b/test/Libraries/Plugins/SystemVolumePlugin/Plugins/iOS/SystemVolumeReceiver.h
deleted file mode 100644
index 95c7e0a..0000000
--- a/test/Libraries/Plugins/SystemVolumePlugin/Plugins/iOS/SystemVolumeReceiver.h
+++ /dev/null
@@ -1,12 +0,0 @@
-//
-//  SystemVolumeReceiver.h
-//  Unity-iPhone
-//
-//  Created by kazuma kuwabara on 2018/07/30.
-//
-
-#ifndef SystemVolumeReceiver_h
-#define SystemVolumeReceiver_h
-
-
-#endif /* SystemVolumeReceiver_h */
diff --git a/test/Libraries/Plugins/SystemVolumePlugin/Plugins/iOS/SystemVolumeReceiver.m b/test/Libraries/Plugins/SystemVolumePlugin/Plugins/iOS/SystemVolumeReceiver.m
deleted file mode 100644
index 816635d..0000000
--- a/test/Libraries/Plugins/SystemVolumePlugin/Plugins/iOS/SystemVolumeReceiver.m
+++ /dev/null
@@ -1,8 +0,0 @@
-//
-//  SystemVolumeReceiver.m
-//  Unity-iPhone
-//
-//  Created by kazuma kuwabara on 2018/07/30.
-//
-
-#import <Foundation/Foundation.h>