diff --git a/src/epub/content.opf b/src/epub/content.opf
index d36c7dd..b342f7f 100644
--- a/src/epub/content.opf
+++ b/src/epub/content.opf
@@ -27,7 +27,7 @@
tableOfContents
unlocked
none
- This publication conforms to WCAG 2.1 Level AA.
+ This publication conforms to WCAG 2.2 Level AA.
My First Summer in the Sierra
My First Summer in the Sierra