diff --git a/engineering-guide/infrastructure_systems.md b/engineering-guide/infrastructure_systems.md
index 4b7ea571..8c273343 100644
--- a/engineering-guide/infrastructure_systems.md
+++ b/engineering-guide/infrastructure_systems.md
@@ -3,18 +3,18 @@
 ![](_static/overview_linux.drawio.svg)
 
 ## Core Infrastructure
-* [boot.psi.ch](boot_server.md)  - TFTP server for PXE booting
-* [sysdb.psi.ch](sysdb_server.md) - Runs sysdb, providing the dynamic iPXE, Grub and kickstart files
-* [repos.psi.ch](repo_server.md) - Repository server
-* [puppet.psi.ch](puppet_server.md) - puppet.psi.ch - Puppet server
+1. [boot.psi.ch](boot_server.md)  - TFTP server for PXE booting
+2. [sysdb.psi.ch](sysdb_server.md) - Runs sysdb, providing the dynamic iPXE, Grub and kickstart files
+3. [repos.psi.ch](repo_server.md) - Repository server
+4. [puppet.psi.ch](puppet_server.md) - puppet.psi.ch - Puppet server
 ----
-* [lx-sync-01.psi.ch](sync_server.md) - System to mirror external yum repositories / packages / ...
+5. [lx-sync-01.psi.ch](sync_server.md) - System to mirror external yum repositories / packages / ...
 ----
-* [lxweb00](lxweb00) - http://linux.web.psi.ch - __legacy__ - 129.129.190.46 - Exports further repositories from AFS
+6. [lxweb00](lxweb00) - http://linux.web.psi.ch - __legacy__ - 129.129.190.46 - Exports further repositories from AFS
 
 
 ### Dependencies
-The core infrastructure systems only have a dependency on __lx-fs.psi.ch__.
+The core infrastructure systems only have a dependency on __lx-fs.psi.ch__. Once this dependency is up and running the systems should be started according to the numbering above.
 
 ## Additional Infrastructure