diff --git a/src/localizers/date-fns.js b/src/localizers/date-fns.js
index <HASH>..<HASH> 100644
--- a/src/localizers/date-fns.js
+++ b/src/localizers/date-fns.js
@@ -22,7 +22,7 @@ let weekRangeFormat = ({ start, end }, culture, local) =>
 
 export let formats = {
   dateFormat: 'dd',
-  dayFormat: 'dd ddd',
+  dayFormat: 'dd eee',
   weekdayFormat: 'cccc',
 
   selectRangeFormat: timeRangeFormat,
fix(date-fns localizer): display dayFormat correctly (#<I>)

Previous format string displayed a day as '<I> <I>' when using date-fns, rather than '<I> Fri' as

RBC would with the moment localizer.