diff --git a/README.md b/README.md
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+++ b/README.md
@@ -4,11 +4,11 @@
 
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-# Today's Tutorial [March 19, 2026]
-## Lesson 134: x64 Course (Part 14 - SHL Instruction)
-This tutorial will discuss the shl instruction.
+# Today's Tutorial [March 20, 2026]
+## Lesson 135: x64 Course (Part 15 - SHR Instruction)
+This tutorial will discuss the shr instruction.
 
--> Click [HERE](https://0xinfection.github.io/reversing)
+-> Click [HERE](https://0xinfection.github.io/reversing) to read the FREE ebook.
 
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