howto/upgrades.md

@@ -9,7 +9,7 @@ Major upgrades
 Major upgrades are done by hand, with a "cheat sheet" created for each
 major release. Here are the currently documented ones:
 
-[[!map pages="page(howto/upgrades/*) and !page(howto/upgrades/cassettes)"]]
+ * [buster](buster)
 
 <figure>
 <img alt="graph showing planned completion date, currently around july 2020" src="/howto/upgrades/predict-stretch.png" />