diff --git a/roles/odoo/files/custom_502.html b/roles/odoo/files/custom_502.html
index 096b22a..2351e6d 100644
--- a/roles/odoo/files/custom_502.html
+++ b/roles/odoo/files/custom_502.html
@@ -251,7 +251,7 @@ html {
         <div class="error">
             <h1>Error</h1>
             <h2>502</h2>
-            <p>Falla en la aplicación</p>
+            <p>Falla en la aplicaci&oacute;n</p>
         </div>
         <div class="stack-container">
             <div class="card-container">
diff --git a/roles/odoo/tasks/main.yml b/roles/odoo/tasks/main.yml
index 497e556..cb4aaec 100644
--- a/roles/odoo/tasks/main.yml
+++ b/roles/odoo/tasks/main.yml
@@ -42,7 +42,7 @@
       - progressbar2
       - xlrd
       - GitPython==0.3.2
-      - psycopg2-binary
+      - psycopg2-binary==2.7.4
       - pycups==1.9.74
 
 - name: Prepare folders for Odoo
@@ -69,6 +69,14 @@
     virtualenv_python: python2.7
     requirements: /opt/odoo_agofer/requirements.txt
 
+- name: Update python packages
+  pip:
+    virtualenv: /home/odoo/.virtualenvs/odoo
+    virtualenv_python: python2.7
+    state: latest
+    name:
+      - python-dateutil
+
 - name: Download and install wkhtmltopdf
   apt:
     deb: https://github.com/wkhtmltopdf/wkhtmltopdf/releases/download/0.12.5/wkhtmltox_0.12.5-1.bionic_amd64.deb