diff --git a/Codes/Group A/Assignment-A3/A3.h b/Codes/Group A/Assignment-A3/A3.h
index f2002a1..1c5c96b 100644
--- a/Codes/Group A/Assignment-A3/A3.h	
+++ b/Codes/Group A/Assignment-A3/A3.h	
@@ -1,3 +1,5 @@
+// WARNING!!!
+// THIS FILE IS INCLUDED ONLY FOR REFERENCE
 /* DO NOT EDIT THIS FILE - it is machine generated */
 #include <jni.h>
 /* Header for class A3 */