diff --git a/p4/README.md b/p4/README.md
index 919487e68fe608876e0f3a5f26622416208fe3c2..fe00123896004135cf6ca2550a4b39418376a8ae 100644
--- a/p4/README.md
+++ b/p4/README.md
@@ -14,7 +14,9 @@ Before starting, please review the [general project directions](../projects.md).
 
 ## Corrections/Clarifications
 
-* Mar 5: A hint about HDFS environment variables added; a dataflow diagram added; some minor typos fixed.
+- Mar 5: A hint about HDFS environment variables added; a dataflow diagram added; some minor typos fixed.
+
+- Mar 5: Fix the wrong expected file size in Part 1 and sum of blocks in Part 2.
 
 ## Introduction