diff --git a/README.md b/README.md
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@@ -4,9 +4,9 @@
 
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-# Today's Tutorial [April 26, 2026]
-## Lesson 171: ARM-64 Course (Part 8 - Hacking Basic I/O)
-In this lesson we will discuss how to hack a simple basicio program in C++ and discuss basic input validation.
+# Today's Tutorial [April 27, 2026]
+## Lesson 172: ARM-64 Course (Part 9 - Character Primitive Datatype)
+In this lesson we will discuss the char primitive datatype.
 
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