diff --git a/README.org b/README.org
index a23e46a..eb1d292 100644
--- a/README.org
+++ b/README.org
@@ -52,6 +52,14 @@ export DOMAIN=myhost.com
 wget https://justodooit.myceliandre.fr/r/deploy -qO - | bash
 #+END_SRC
 
+Considérer la possibilité de mettre en place la clé =0k-admin= pour
+accès au compte =root=:
+
+#+begin_src sh
+myc-root-allow-0k-admin
+#+end_src
+
+
 **** Hôte macosx
 
 - install bash, docker
diff --git a/bin/myc-root-allow-0k-admin b/bin/myc-root-allow-0k-admin
new file mode 100755
index 0000000..4739086
--- /dev/null
+++ b/bin/myc-root-allow-0k-admin
@@ -0,0 +1,18 @@
+#!/bin/bash
+
+if ! [ "$UID" == 0 ]; then
+    echo "Error: you must be root to run this command." >&2
+    exit 1
+fi
+
+key="ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDri3GHzDt0Il0jv6zLjwkge48dN9tv11sqVNnKoDeUxzk4kn7Ng5ldd3p6dYL6Pa5NDqJUAhO/d/q08IWuwfEbtj8Yc/EkahcRwVD2imPceUeDgyCaOJhq7WO4c9d9yG8PnRO2+Zk92a9L5vuELVLr4UHIQOs2/eFRY2/ODV8ebf5L1issGzfLd/IPhX5oJwMwKfqIFOP7KPQ26duHNRq4bYOD9ePW4shfxmyQDk6dSImFat05ErT+X7703PcPx/PX2AIqqz95zqM6M26BywAohuaD5joxKgkd/mMIJylvT8GEYDlcLMHwnM7LtwtyJ1O9dkVpsibIqGy20KlAOGPf admin@0k"
+
+dest="/root/.ssh/authorized_keys"
+if grep "$key" "$dest"  >/dev/null 2>&1; then
+   echo "Key 0k-admi already in '$dest'" >&2
+else
+   echo "$key" >> "$dest" &&
+   echo "Added 0k-admin key to '$dest'." >&2
+fi
+
+