diff --git a/wp-admin/includes/meta-boxes.php b/wp-admin/includes/meta-boxes.php
index 4669a7db44..39f7b04131 100644
--- a/wp-admin/includes/meta-boxes.php
+++ b/wp-admin/includes/meta-boxes.php
@@ -218,7 +218,7 @@ if ( !in_array( $post->post_status, array('publish', 'future', 'private') ) || 0
 	endif;
 } else { ?>
 		<input name="original_publish" type="hidden" id="original_publish" value="<?php esc_attr_e('Update') ?>" />
-		<input name="save" type="submit" class="button-primary button-large" id="publish" accesskey="p" value="<?php esc_attr_e('Update') ?>" />
+		<input name="save" type="submit" class="button button-primary button-large" id="publish" accesskey="p" value="<?php esc_attr_e('Update') ?>" />
 <?php
 } ?>
 </div>