diff --git a/_Sidebar.md b/_Sidebar.md
index af48064..8cad45c 100644
--- a/_Sidebar.md
+++ b/_Sidebar.md
@@ -2,4 +2,5 @@ Index
 
 * [The lab](The-Lab)
 * [Backups](Backing-up-stuff-in-Google-Cloud-Storage)
-* [Tablet](Linux-desktop-in-an-old-Android-tablet)
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+* [Tablet](Linux-desktop-in-an-old-Android-tablet)
+* [OSM and PostGIS](Dump-OSM-data-to-a-postgis-database)
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