diff --git a/include/ProxySQL_Poll.h b/include/ProxySQL_Poll.h
index a670b4841..fafeb30a4 100644
--- a/include/ProxySQL_Poll.h
+++ b/include/ProxySQL_Poll.h
@@ -20,6 +20,8 @@ class iface_info {
 		free(address);
 		close(fd);
 	}
+	iface_info(const iface_info&) = delete;
+	iface_info& operator=(const iface_info&) = delete;
 };
 
 template<class T>