- 'date' => date_i18n( __( 'M j, Y @ G:i' ), strtotime( $post->modified ) ),
- 'dateShort' => date_i18n( _x( 'j M @ G:i', 'revision date short format' ), strtotime( $post->modified ) ),
+ 'date' => date_i18n( __( 'M j, Y @ H:i' ), strtotime( $post->post_modified ) ),
+ 'dateShort' => date_i18n( _x( 'j M @ H:i', 'revision date short format' ), strtotime( $post->post_modified ) ),