diff --git a/README.md b/README.md
index ab0649c..6a13c36 100644
--- a/README.md
+++ b/README.md
@@ -4,9 +4,9 @@
 
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-# Today's Tutorial [February 3, 2026]
-## Lesson 99: ARM-32 Course 2 (Part 34 – Hacking Double Variables)
-This tutorial will discuss hacking double variables.
+# Today's Tutorial [February 4, 2026]
+## Lesson 100: ARM-32 Course 2 (Part 35 – SizeOf Operator)
+This tutorial will discuss the sizeof operator.
 
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