diff --git a/config/sync/core.date_format.medium.yml b/config/sync/core.date_format.medium.yml
index e50532c..e99abbe 100644
--- a/config/sync/core.date_format.medium.yml
+++ b/config/sync/core.date_format.medium.yml
@@ -7,4 +7,4 @@ _core:
 id: medium
 label: 'Default medium date'
 locked: false
-pattern: 'D, m/d/Y - H:i'
+pattern: 'F j, Y, g:i a'