diff --git a/.wiki/index.md b/.wiki/index.md
index 9c7f2fb..f41c98e 100644
--- a/.wiki/index.md
+++ b/.wiki/index.md
@@ -12,7 +12,9 @@ Catalog of all wiki pages. One line per page, organized by type. The agent updat
 
 ## Concepts
 
+
 - [factory-bootstrap](concepts/factory-bootstrap.md) — factory-bootstrap
+- [test-machines](concepts/test-machines.md) — test-machines
 
 ## Packages