diff --git a/AiBook_PRD.md b/AiBook_PRD.md
index 7cf2e5f..4c1f9de 100644
--- a/AiBook_PRD.md
+++ b/AiBook_PRD.md
@@ -1,5 +1,5 @@
 ---
-title: "AIBook.fun — Product Requirements Document"
+title: "AiBook.fun — Product Requirements Document"
 type: prd
 status: draft
 owner: Patrick (Product)
@@ -7,7 +7,7 @@ launch-target: 2026-09-26
 last-updated: 2026-08-31
 ---
 
-# 📚 AIBook.fun — Product Requirements Document
+# 📚 AiBook.fun — Product Requirements Document
 
 > **Status: DRAFT.** Dollar figures, dates past today, and commercial terms in this
 > document are planning assumptions, not commitments. Nothing here should be quoted
@@ -20,7 +20,7 @@ last-updated: 2026-08-31
 
 ## TL;DR
 
-AIBook.fun is a **crowd-written, practical field guide to using AI agents responsibly at
+AiBook.fun is a **crowd-written, practical field guide to using AI agents responsibly at
 work** — sold as an annual subscription, launched on Kickstarter on **September 26, 2026**.
 Its unit of content is not a chapter but a **workflow you can actually run**: a documented,
 tested recipe for getting a real job done with AI, complete with the guardrails.