diff --git a/src/util/dataTypes.js b/src/util/dataTypes.js
index 5e2541e5e969..9984a055eb24 100644
--- a/src/util/dataTypes.js
+++ b/src/util/dataTypes.js
@@ -393,7 +393,7 @@ let absoluteSizes = new Set([
   'medium',
   'large',
   'x-large',
-  'x-large',
+  'xx-large',
   'xxx-large',
 ])
 export function absoluteSize(value) {