diff --git a/8_1_Building_a_Bitcoin_Script_with_P2SH.md b/8_1_Understanding_the_Foundation_of_P2SH.md
similarity index 99%
rename from 8_1_Building_a_Bitcoin_Script_with_P2SH.md
rename to 8_1_Understanding_the_Foundation_of_P2SH.md
index b5938d8..5b6c915 100644
--- a/8_1_Building_a_Bitcoin_Script_with_P2SH.md
+++ b/8_1_Understanding_the_Foundation_of_P2SH.md
@@ -1,4 +1,4 @@
-# 8.1: Building a Bitcoin Script with P2SH
+# 8.1: Understanding the Foundation of P2SH
 
 > **NOTE:** This is a draft in progress, so that I can get some feedback from early reviewers. It is not yet ready for learning.