diff --git a/00-preliminaries.md b/00-preliminaries.md
index e1f64ef..3ddd15a 100644
--- a/00-preliminaries.md
+++ b/00-preliminaries.md
@@ -111,6 +111,7 @@ shell unzip "C:\data\myfile.zip"
 unzipfile "zipfile.zip" [, replace]
 ```
 
+::::
 
 ::::{tab-item} R