diff --git a/data/hostname/beaubourg.softwareheritage.org.yaml b/data/hostname/beaubourg.softwareheritage.org.yaml
index 152f2396..5913965f 100644
--- a/data/hostname/beaubourg.softwareheritage.org.yaml
+++ b/data/hostname/beaubourg.softwareheritage.org.yaml
@@ -1,13 +1,14 @@
 # needed for proxmox-ve
 ssh::permitrootlogin: "yes"
 
 icinga2::host::vars:
   load: high
 
 backups::exclude:
   - srv/containers
+  - mnt/pve
 
 swh::apt_config::enable_non_free: true
 packages:
   - intel-microcode
 
diff --git a/data/hostname/hypervisor3.internal.softwareheritage.org.yaml b/data/hostname/hypervisor3.internal.softwareheritage.org.yaml
new file mode 100644
index 00000000..d292c0b3
--- /dev/null
+++ b/data/hostname/hypervisor3.internal.softwareheritage.org.yaml
@@ -0,0 +1,3 @@
+---
+backups::exclude:
+  - mnt/pve
diff --git a/data/hostname/orsay.softwareheritage.org.yaml b/data/hostname/orsay.softwareheritage.org.yaml
index 16484b4a..31d97503 100644
--- a/data/hostname/orsay.softwareheritage.org.yaml
+++ b/data/hostname/orsay.softwareheritage.org.yaml
@@ -1,6 +1,10 @@
+---
 icinga2::host::vars:
   load: high
 
 swh::apt_config::enable_non_free: true
 packages:
   - amd64-microcode
+
+backups::exclude:
+  - mnt/pve