Index: uspace/app/tester/ipc/ping_pong.c
===================================================================
--- uspace/app/tester/ipc/ping_pong.c	(revision 7e752b2a0d66c871748e5fa9e8bbe3a27c70a202)
+++ uspace/app/tester/ipc/ping_pong.c	(revision b0f00a9ed1b00bda8a286a4c4bbe625a7f410bc6)
@@ -30,5 +30,5 @@
 #include <stdlib.h>
 #include <sys/time.h>
-#include <ipc/ns.h>
+#include <ns.h>
 #include <async.h>
 #include <errno.h>
@@ -61,5 +61,5 @@
 		size_t i;
 		for (i = 0; i < COUNT_GRANULARITY; i++) {
-			int retval = async_req_0_0(PHONE_NS, NS_PING);
+			int retval = ns_ping();
 			
 			if (retval != EOK) {