diff --git a/p03/ch11/rundata/file.txt b/p03/ch11/rundata/file.txt
index 144bb42..d64a3d9 100644
--- a/p03/ch11/rundata/file.txt
+++ b/p03/ch11/rundata/file.txt
@@ -1,2 +1 @@
-line1: hello
-line2: world
+sample