diff --git a/_Sidebar.md b/_Sidebar.md
index 29d7566..3b3c384 100644
--- a/_Sidebar.md
+++ b/_Sidebar.md
@@ -8,7 +8,7 @@
 **Usage**
 * [Standalone Use](Standalone-Use)
 * [SIMPL Windows Bridging](SIMPL-Bridging)
-* [Join Maps](JoinMaps)
+  * [Join Maps](JoinMaps)
 
 **Technical documentation**
 * [Essentials Architecture](Arch-summary)