diff --git a/a8/a8.h b/a8/a8.h
index fe9b562..0b60508 100644
--- a/a8/a8.h
+++ b/a8/a8.h
@@ -32,5 +32,6 @@ namespace std
 };
 
 #define NEW_NET
+#define A8_SAFE_DELETE(p) { if(p){delete(p);  (p)=nullptr;} }
 
 #endif