Index: uspace/srv/fs/tmpfs/tmpfs_dump.c
===================================================================
--- uspace/srv/fs/tmpfs/tmpfs_dump.c	(revision ade06b4c6b1118231604a69b35e9c83ac1008759)
+++ uspace/srv/fs/tmpfs/tmpfs_dump.c	(revision 9f429c00951b6fd8f40afbb019674f89d8ccefe2)
@@ -40,4 +40,5 @@
 #include "../../vfs/vfs.h"
 #include <ipc/ipc.h>
+#include <async.h>
 #include <errno.h>
 #include <stdlib.h>
@@ -85,7 +86,6 @@
 		if (*bufpos == *buflen) {
 			ipcarg_t retval;
-			int rc = ipc_call_sync_2_1(phone, RD_READ_BLOCK,
-			    *pos / BLOCK_SIZE, BLOCK_SIZE,
-			    &retval);
+			int rc = async_req_2_1(phone, RD_READ_BLOCK,
+			    *pos / BLOCK_SIZE, BLOCK_SIZE, &retval);
 			if ((rc != EOK) || (retval != EOK))
 				return false;