diff --git a/deployment/check/data-model-tf-proxmox/nixosTest.nix b/deployment/check/data-model-tf-proxmox/nixosTest.nix
index b62422ae..53877439 100644
--- a/deployment/check/data-model-tf-proxmox/nixosTest.nix
+++ b/deployment/check/data-model-tf-proxmox/nixosTest.nix
@@ -151,6 +151,18 @@ in
     cat > /etc/ssl/certs/pve-root-ca.pem <<EOF
     {cert}
     EOF
+
+    mkdir -p /root/.ssh
+    cat > /root/.ssh/id_ed25519 <<EOF
+    -----BEGIN OPENSSH PRIVATE KEY-----
+    b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAMwAAAAtzc2gtZW
+    QyNTUxOQAAACBWbJXVjBLGo2MrI2LBKTbzDozuA/C9taU630EtU/h38gAAAJDAOy8uwDsv
+    LgAAAAtzc2gtZWQyNTUxOQAAACBWbJXVjBLGo2MrI2LBKTbzDozuA/C9taU630EtU/h38g
+    AAAECcF8xjLavgWePoVx45Euewsh6Kw07L6QDDy3WXFCn4bFZsldWMEsajYysjYsEpNvMO
+    jO4D8L21pTrfQS1T+HfyAAAAC2tpYXJhQG5peG9zAQI=
+    -----END OPENSSH PRIVATE KEY-----
+    EOF
+    chmod 600 /root/.ssh/id_ed25519
     """)
 
     deployer.succeed("""