diff --git a/data/hostname/tytso.softwareheritage.org.yaml b/data/hostname/tytso.softwareheritage.org.yaml
index 80b84394..701289eb 100644
--- a/data/hostname/tytso.softwareheritage.org.yaml
+++ b/data/hostname/tytso.softwareheritage.org.yaml
@@ -1,9 +1,11 @@
 icinga2::host::vars:
   load: high
 
 swh::apt_config::enable_non_free: true
 packages:
   - amd64-microcode
 
 dns::forwarders:
   - 128.93.11.1
+
+internal_network: 192.168.101.0/24