Index: uspace/app/tester/vfs/vfs1.c
===================================================================
--- uspace/app/tester/vfs/vfs1.c	(revision 5fec3551570815cfdb659a817d2ec7cc52c981d4)
+++ uspace/app/tester/vfs/vfs1.c	(revision 407298033081f23fe376a6e48d694a6886684636)
@@ -96,9 +96,15 @@
 	closedir(dirp);
 
-	if (unlink("/mydir/myfile"))
+	if (rename("/mydir/myfile", "/mydir/yourfile"))
+		return "rename() failed.\n";
+
+	if (!quiet)
+		printf("renamed /mydir/myfile to /mydir/yourfile\n");
+
+	if (unlink("/mydir/yourfile"))
 		return "unlink() failed.\n";
 	
 	if (!quiet)
-		printf("unlinked file /mydir/myfile\n");
+		printf("unlinked file /mydir/yourfile\n");
 
 	if (rmdir("/mydir"))