diff --git a/README.md b/README.md
index 1c5e483..6fec470 100644
--- a/README.md
+++ b/README.md
@@ -68,13 +68,14 @@ cd /root/apps \
 4. Use the generated SSH key and copy it to the Hetzner Storage box for backups:
 
 ```shell
-cat ./data/restic/ssh/id_ed25519.pub | ssh -p23 u291924-sub4@u291924.your-storagebox.de install-ssh-key \
-  && ssh-keyscan -p 23 -t ecdsa-sha2-nistp521,ed25519,ed25519-sk,rsa,dsa,ecdsa,ecdsa-sk u291924.your-storagebox.de > ./data/restic/ssh/known_hosts \
-  && ssh-keyscan -p 23 -t ecdsa-sha2-nistp521,ed25519,ed25519-sk,rsa,dsa,ecdsa,ecdsa-sk $(dig +short "u291924.your-storagebox.de" A | grep -E '^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$') >> ./data/restic/ssh/known_hosts \
-  && ssh-keyscan -p 23 -t ecdsa-sha2-nistp521,ed25519,ed25519-sk,rsa,dsa,ecdsa,ecdsa-sk $(dig +short "u291924.your-storagebox.de" AAAA | grep -E '^(([0-9a-fA-F]{1,4}:){7,7}[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,7}:|([0-9a-fA-F]{1,4}:){1,6}:[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,5}(:[0-9a-fA-F]{1,4}){1,2}|([0-9a-fA-F]{1,4}:){1,4}(:[0-9a-fA-F]{1,4}){1,3}|([0-9a-fA-F]{1,4}:){1,3}(:[0-9a-fA-F]{1,4}){1,4}|([0-9a-fA-F]{1,4}:){1,2}(:[0-9a-fA-F]{1,4}){1,5}|[0-9a-fA-F]{1,4}:((:[0-9a-fA-F]{1,4}){1,6})|:((:[0-9a-fA-F]{1,4}){1,7}|:)|fe80:(:[0-9a-fA-F]{0,4}){0,4}%[0-9a-zA-Z]{1,}|::(ffff(:0{1,4}){0,1}:){0,1}((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])|([0-9a-fA-F]{1,4}:){1,4}:((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9]))$') >> ./data/restic/ssh/known_hosts \
-  && ssh-keyscan -p 22 -t ecdsa-sha2-nistp521,ed25519,ed25519-sk,rsa,dsa,ecdsa,ecdsa-sk u291924.your-storagebox.de >> ./data/restic/ssh/known_hosts \
-  && ssh-keyscan -p 22 -t ecdsa-sha2-nistp521,ed25519,ed25519-sk,rsa,dsa,ecdsa,ecdsa-sk $(dig +short "u291924.your-storagebox.de" A | grep -E '^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$') >> ./data/restic/ssh/known_hosts \
-  && ssh-keyscan -p 22 -t ecdsa-sha2-nistp521,ed25519,ed25519-sk,rsa,dsa,ecdsa,ecdsa-sk $(dig +short "u291924.your-storagebox.de" AAAA | grep -E '^(([0-9a-fA-F]{1,4}:){7,7}[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,7}:|([0-9a-fA-F]{1,4}:){1,6}:[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,5}(:[0-9a-fA-F]{1,4}){1,2}|([0-9a-fA-F]{1,4}:){1,4}(:[0-9a-fA-F]{1,4}){1,3}|([0-9a-fA-F]{1,4}:){1,3}(:[0-9a-fA-F]{1,4}){1,4}|([0-9a-fA-F]{1,4}:){1,2}(:[0-9a-fA-F]{1,4}){1,5}|[0-9a-fA-F]{1,4}:((:[0-9a-fA-F]{1,4}){1,6})|:((:[0-9a-fA-F]{1,4}){1,7}|:)|fe80:(:[0-9a-fA-F]{0,4}){0,4}%[0-9a-zA-Z]{1,}|::(ffff(:0{1,4}){0,1}:){0,1}((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])|([0-9a-fA-F]{1,4}:){1,4}:((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9]))$') >> ./data/restic/ssh/known_hosts
+STORAGE_BOX_DOMAIN=cloud.backup.base23.de \
+  && cat ./data/restic/ssh/id_ed25519.pub | ssh -p23 u291924-sub4@${STORAGE_BOX_DOMAIN} install-ssh-key \
+  && ssh-keyscan -p 23 -t ecdsa-sha2-nistp521,ed25519,ed25519-sk,rsa,dsa,ecdsa,ecdsa-sk ${STORAGE_BOX_DOMAIN} > ./data/restic/ssh/known_hosts \
+  && ssh-keyscan -p 23 -t ecdsa-sha2-nistp521,ed25519,ed25519-sk,rsa,dsa,ecdsa,ecdsa-sk $(dig +short "${STORAGE_BOX_DOMAIN}" A | grep -E '^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$') >> ./data/restic/ssh/known_hosts \
+  && ssh-keyscan -p 23 -t ecdsa-sha2-nistp521,ed25519,ed25519-sk,rsa,dsa,ecdsa,ecdsa-sk $(dig +short "${STORAGE_BOX_DOMAIN}" AAAA | grep -E '^(([0-9a-fA-F]{1,4}:){7,7}[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,7}:|([0-9a-fA-F]{1,4}:){1,6}:[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,5}(:[0-9a-fA-F]{1,4}){1,2}|([0-9a-fA-F]{1,4}:){1,4}(:[0-9a-fA-F]{1,4}){1,3}|([0-9a-fA-F]{1,4}:){1,3}(:[0-9a-fA-F]{1,4}){1,4}|([0-9a-fA-F]{1,4}:){1,2}(:[0-9a-fA-F]{1,4}){1,5}|[0-9a-fA-F]{1,4}:((:[0-9a-fA-F]{1,4}){1,6})|:((:[0-9a-fA-F]{1,4}){1,7}|:)|fe80:(:[0-9a-fA-F]{0,4}){0,4}%[0-9a-zA-Z]{1,}|::(ffff(:0{1,4}){0,1}:){0,1}((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])|([0-9a-fA-F]{1,4}:){1,4}:((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9]))$') >> ./data/restic/ssh/known_hosts \
+  && ssh-keyscan -p 22 -t ecdsa-sha2-nistp521,ed25519,ed25519-sk,rsa,dsa,ecdsa,ecdsa-sk ${STORAGE_BOX_DOMAIN} >> ./data/restic/ssh/known_hosts \
+  && ssh-keyscan -p 22 -t ecdsa-sha2-nistp521,ed25519,ed25519-sk,rsa,dsa,ecdsa,ecdsa-sk $(dig +short "${STORAGE_BOX_DOMAIN}" A | grep -E '^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$') >> ./data/restic/ssh/known_hosts \
+  && ssh-keyscan -p 22 -t ecdsa-sha2-nistp521,ed25519,ed25519-sk,rsa,dsa,ecdsa,ecdsa-sk $(dig +short "${STORAGE_BOX_DOMAIN}" AAAA | grep -E '^(([0-9a-fA-F]{1,4}:){7,7}[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,7}:|([0-9a-fA-F]{1,4}:){1,6}:[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,5}(:[0-9a-fA-F]{1,4}){1,2}|([0-9a-fA-F]{1,4}:){1,4}(:[0-9a-fA-F]{1,4}){1,3}|([0-9a-fA-F]{1,4}:){1,3}(:[0-9a-fA-F]{1,4}){1,4}|([0-9a-fA-F]{1,4}:){1,2}(:[0-9a-fA-F]{1,4}){1,5}|[0-9a-fA-F]{1,4}:((:[0-9a-fA-F]{1,4}){1,6})|:((:[0-9a-fA-F]{1,4}){1,7}|:)|fe80:(:[0-9a-fA-F]{0,4}){0,4}%[0-9a-zA-Z]{1,}|::(ffff(:0{1,4}){0,1}:){0,1}((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])|([0-9a-fA-F]{1,4}:){1,4}:((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9]))$') >> ./data/restic/ssh/known_hosts
 ```
 
 ### Fist run
diff --git a/env.template b/env.template
index b95a737..a28bf8d 100644
--- a/env.template
+++ b/env.template
@@ -58,7 +58,7 @@ NGINX_SSL_STAPLING_VERIFY=on
 
 # Restic configuration
 RESTIC_REPO_USER=u291924-sub4
-RESTIC_REPO_ADDRESS=u291924.your-storagebox.de
+RESTIC_REPO_ADDRESS=cloud.backup.base23.de
 RESTIC_REPO_PORT=22
 RESTIC_TAG=sso.base23.de