Update README.md

jingliancui · dalexsoto · web-flow · commit 11607c2387bc · 2020-09-01T09:59:03.000+08:00
Co-authored-by: Alex Soto &lt;alex@alexsoto.me&gt;
diff --git a/README.md b/README.md
@@ -14,7 +14,7 @@ The packaging of BTFS is still evolving, and we expect to provide a binding proj
 
 ## Caution ❗
 
-For contributing Binding-Tool-For-Swift, your XCode version required 12!
+For contributing Binding-Tool-For-Swift, your Xcode version required 12!
 
 ## Current Status
 
