diff --git a/README.md b/README.md
index ed0e415..ba842fc 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,10 @@ To be used in the LXD host (currently **servidora1e0.bogota.agofer**), via
 ```sh
 ansible-pull \
   -U ssh://git@gitea.agofer.net:22001/jegomez/ansible-role-launch-container.git \
-  -e nombre=<newodoocontainer>
+  -e nombre=<newodoocontainer> \
+  --vault-password-file ~/.vault_pass.txt \
+  -i hosts
+  
 ```
 
 * Launches a new container called **newodoocontainer**.
@@ -16,3 +19,6 @@ ansible-pull \
 * Requests an SSL certificate to _Let's Encrypt_ for the new domain, storing
   the certificates in the Nginx Proxy container.
 
+The file ~/.vault_pass.txt contains the cleartext password to the vault
+file where the Dreamhost API key and the Gitea deploy keys are stored
+encrypted.
diff --git a/local.yml b/local.yml
index ec0497c..493953d 100644
--- a/local.yml
+++ b/local.yml
@@ -1,5 +1,5 @@
 - hosts: localhost
-  gather_facts: no
+  gather_facts: yes
   tasks:
 
   - name: Verify correct usage of parameter
diff --git a/roles/lxchost/tasks/main.yml b/roles/lxchost/tasks/main.yml
index 8bf5bbd..077f514 100644
--- a/roles/lxchost/tasks/main.yml
+++ b/roles/lxchost/tasks/main.yml
@@ -15,7 +15,9 @@
       mode: pull
       server: https://cloud-images.ubuntu.com/releases
       protocol: simplestreams
-      alias: ubuntu/18.04
+      fingerprint: 39a93d0b3552
+
+# alias: ubuntu/18.04
 
 - name: Register DNS CNAME alias using Dreamhost API
   shell: