diff --git a/manifest.json b/manifest.json
index c86f9da..dd32066 100644
--- a/manifest.json
+++ b/manifest.json
@@ -71,6 +71,24 @@
                 },
                 "choices": ["Stable","Latest"],
                 "default": "Stable"
+            },
+            {
+                "name": "admin",
+                "type": "user",
+                "ask": {
+                    "en": "Choose an admin user for BoZoN",
+                    "fr": "Choisissez un administrateur pour BoZoN"
+                },
+                "example": "homer"
+            },
+            {
+                "name": "password",
+                "type": "password",
+                "ask": {
+                    "en": "Choose an admin password for BoZoN",
+                    "fr": "Choisissez un mot de passe administrateur pour BoZoN"
+                },
+                "example": "super_secret_password"
             }
         ]
     }
diff --git a/scripts/install b/scripts/install
index 11944c9..ced092d 100644
--- a/scripts/install
+++ b/scripts/install
@@ -10,6 +10,8 @@ is_public=$3
 default_lang=$4
 filesize=$5
 version=$6
+admin=$7
+password=$8
 
 # definie useful vars
 app=bozon
@@ -81,6 +83,21 @@ sudo sed -i "s@YNH_EXAMPLE_FOLDER@$folder_path@g" ../conf/nginx.conf
 
 sudo cp ../conf/nginx.conf /etc/nginx/conf.d/$domain.d/$app.conf
 
+# create the superadmin
+## set temporary public access
+sudo yunohost app setting $app unprotected_uris -v "/"
+## start app
+sudo service nginx reload
+sudo yunohost app ssowatconf
+## fill the superadmin creation form
+curl_path=$([ "$path" == "/" ] || echo $path)
+curl -k -X POST \
+  -d creation="1" \
+  -d login=$admin \
+  -d pass=$password \
+  -d confirm=$password \
+  https://$domain$curl_path/index.php?p=admin > /dev/null 2>&1
+
 # if app is private, remove url to SSOWat conf from skipped_uris
 if [ "$is_public" = "No" ];
 then