diff --git a/README.md b/README.md
index b16b01f..a4ebc0d 100644
--- a/README.md
+++ b/README.md
@@ -22,11 +22,11 @@ By using this repository and course, you acknowledge and agree that:
 
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-# Today's Tutorial [August 16, 2026]
-## Lesson 271: Hacking Embedded Rust Course w/ microbit (Chapter 5: Exploitation and Security Assessment)
-This chapter covers the exploitation and security assessment for an embedded Rust microbit.
+# Today's Tutorial [August 21, 2026]
+## Lesson 272: Embedded Assembler Course (Chapter 1: Toolchain)
+This chapter covers the basics of setting up a dev environment and basic template firmware for the STM32F401CCU6 MCU.
 
--> Click [HERE](https://github.com/mytechnotalent/rust_embassy_microbit_project/blob/main/Hacking_Embedded_Rust_w_microbit.pdf) to read the FREE pdf book.
+-> Click [HERE](https://github.com/mytechnotalent/Embedded-Assembler/blob/main/Embedded-Assembler.pdf) to read the FREE pdf book.
 
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