diff --git a/doc/ariane.md b/doc/ariane.md
index 5eb1663..06976ee 100644
--- a/doc/ariane.md
+++ b/doc/ariane.md
@@ -95,7 +95,7 @@ mv /var/log/* /ssd/var/log/
 zfs set mountpoint=/var/log ssd/var/log
 mv /var/lib/lxc/* /ssd/var/lxc/
 zfs set mountpoint=/var/lib/lxc ssd/var/lxc
-zfs create -o com.sun:auto-snapshot=false zv1/sojus
+zfs create -o com.sun:auto-snapshot=false zv1/laika
 zfs create -o com.sun:auto-snapshot=false zv1/daten/Scans
 zfs create -o setuid=off -o zv1/zyklon
 chown 997:996 /zv1/zyklon
@@ -103,7 +103,7 @@ chown 997:996 /zv1/zyklon
 ### Set dataset quota
 ```shell
 zfs set quota=1T zv1/homes zv1/daten zv1/fotos
-zfs set quota=3T zv1/sojus
+zfs set quota=3T zv1/laika
 zfs set quota=5G zv1/daten/Scans
 ```
 ### If intend using ACL someday
diff --git a/doc/sojus.md b/doc/laika.md
similarity index 86%
rename from doc/sojus.md
rename to doc/laika.md
index 9653b67..bf62e5e 100644
--- a/doc/sojus.md
+++ b/doc/laika.md
@@ -1,4 +1,4 @@
-# sojus
+# laika
 
 ## test if backups work
 ```shell
@@ -10,7 +10,7 @@ borg check -v <repo>/system
 ## test if backups work from remote
 ```shell
 /etc/borg/system_create_<pool>.sh
-cat /var/log/borg/system_create_sojus.lastlog
+cat /var/log/borg/system_create_laika.lastlog
 ```
 
 ## retrieve files from backup
@@ -30,7 +30,7 @@ zpool import
 zpool import lab
 zfs create -o com.sun:auto-snapshot=false lab/backup
 borg init -e none /lab/backup/ariane.fet.htu.tuwien.ac.at
-./borg create --show-rc --verbose --stats backup@sojus:system::ariane-{now} /zv1/daten /zv1/fotos /zv1/homes
+./borg create --show-rc --verbose --stats backup@laika:system::ariane-{now} /zv1/daten /zv1/fotos /zv1/homes
 zpool export lab
 cryptsetup luksClose ata-<ID>-part1
 sync
diff --git a/host_vars/ariane b/host_vars/ariane
index 7b3e027..5771984 100644
--- a/host_vars/ariane
+++ b/host_vars/ariane
@@ -25,15 +25,6 @@ lxc:
       - lxc.network.1.ipv4.gateway = 128.131.95.1
       - lxc.pts = 6
 
-  - name: laika
-    revision: "01"
-    template: debian
-    config:
-      - lxc.network.type = veth
-      - lxc.network.hwaddr = 1c:bd:b9:7f:fe:a4
-      - lxc.network.link = br1
-      - lxc.network.flags = up
-
   - name: betam
     revision: "01"
     template: debian
@@ -66,7 +57,7 @@ lxc:
       - lxc.pts = 6
       - lxc.mount.entry = /zv1/daten/Scans /var/lib/lxc/lxc-progress-01/rootfs/mnt/scans none bind,create=dir 0 0
 
-  - name: sojus
+  - name: laika
     revision: "01"
     template: voidlinux
     config:
@@ -74,8 +65,16 @@ lxc:
       - lxc.network.hwaddr = 2e:6d:b6:07:17:01
       - lxc.network.link = br1
       - lxc.network.flags = up
+
+      - lxc.network.1.type = veth
+      - lxc.network.1.hwaddr = 00:15:c5:5d:78:0e
+      - lxc.network.1.link = br0
+      - lxc.network.1.flags = up
+      - lxc.network.1.ipv4 = 128.131.95.204/24
+      - lxc.network.1.ipv4.gateway = 128.131.95.1
+
       - lxc.pts = 6
-      - lxc.mount.entry = /zv1/sojus /var/lib/lxc/lxc-sojus-01/rootfs/home/backup/repos none bind,create=dir 0 0
+      - lxc.mount.entry = /zv1/laika /var/lib/lxc/lxc-laika-01/rootfs/home/backup/repos none bind,create=dir 0 0
 
   - name: proteus
     revision: "01"
diff --git a/host_vars/baroness b/host_vars/baroness
index afd8f40..6d31253 100644
--- a/host_vars/baroness
+++ b/host_vars/baroness
@@ -7,7 +7,7 @@ borgbackup_binary_uri: "https://borg.bauerj.eu/borg-{{ borgbackup_binary_version
 
 borgbackup_encryption_mode: "none"
 
-borgbackup_client_backup_server: sojus
+borgbackup_client_backup_server: laika
 
 borgbackup_create_jobs:
   - name: system
diff --git a/host_vars/buran b/host_vars/buran
index 52809fb..b6cc497 100644
--- a/host_vars/buran
+++ b/host_vars/buran
@@ -6,7 +6,7 @@ borgbackup_binary_platform: "borg-linux32"
 
 borgbackup_encryption_mode: "none"
 
-borgbackup_client_backup_server: sojus
+borgbackup_client_backup_server: laika
 
 borgbackup_create_jobs:
   - name: system
diff --git a/host_vars/laika b/host_vars/laika
index 72f2338..c015965 100644
--- a/host_vars/laika
+++ b/host_vars/laika
@@ -1,2 +1,7 @@
 inventory_hostname: laika.fet.htu.tuwien.ac.at
 inventory_hostname_short: laika
+
+borgbackup_install_from_repo: True
+borgbackup_binary: "/usr/bin/borg"
+
+borgbackup_encryption_mode: "none"
diff --git a/host_vars/maria-storage b/host_vars/maria-storage
index 486f8dc..845669c 100644
--- a/host_vars/maria-storage
+++ b/host_vars/maria-storage
@@ -5,7 +5,7 @@ borgbackup_install_from_repo: False
 
 borgbackup_encryption_mode: "none"
 
-borgbackup_client_backup_server: sojus
+borgbackup_client_backup_server: laika
 
 borgbackup_create_jobs:
   - name: system
diff --git a/host_vars/nauka b/host_vars/nauka
index 9e184cf..5a4751d 100644
--- a/host_vars/nauka
+++ b/host_vars/nauka
@@ -5,7 +5,7 @@ borgbackup_install_from_repo: False
 
 borgbackup_encryption_mode: "none"
 
-borgbackup_client_backup_server: sojus
+borgbackup_client_backup_server: laika
 
 borgbackup_create_jobs:
   - name: system
diff --git a/host_vars/sojus b/host_vars/sojus
deleted file mode 100644
index 3972b5d..0000000
--- a/host_vars/sojus
+++ /dev/null
@@ -1,7 +0,0 @@
-inventory_hostname: sojus.fet.htu.tuwien.ac.at
-inventory_hostname_short: sojus
-
-borgbackup_install_from_repo: True
-borgbackup_binary: "/usr/bin/borg"
-
-borgbackup_encryption_mode: "none"
diff --git a/hosts/production b/hosts/production
index 82f0b51..db14146 100644
--- a/hosts/production
+++ b/hosts/production
@@ -5,14 +5,13 @@ all:
         ariane:
     fet_lxc_debian:
       hosts:
-        laika:
         betam:
         proteus:
     fet_lxc_void:
       hosts:
         sputnik:
         zyklon:
-        sojus:
+        laika:
         progress:
     fet_qemu:
       hosts:
diff --git a/site.yml b/site.yml
index 13da812..e788de9 100644
--- a/site.yml
+++ b/site.yml
@@ -39,7 +39,7 @@
   roles:
   - gitea
 
-- hosts: sojus
+- hosts: laika
   roles:
   - borg_server