diff --git a/misc/alpine-install.func b/misc/alpine-install.func
index b7381947a..405fc2149 100644
--- a/misc/alpine-install.func
+++ b/misc/alpine-install.func
@@ -152,4 +152,11 @@ EOF
 
   echo "bash -c \"\$(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main/ct/${app}.sh)\"" >/usr/bin/update
   chmod +x /usr/bin/update
+
+  if [[ -n "${SSH_AUTHORIZED_KEY}" ]]; then
+    mkdir -p /root/.ssh
+    echo "${SSH_AUTHORIZED_KEY}" >/root/.ssh/authorized_keys
+    chmod 700 /root/.ssh
+    chmod 600 /root/.ssh/authorized_keys
+  fi
 }