diff --git a/open_workshop_auto_backup/data/ir_cron.xml b/open_workshop_auto_backup/data/ir_cron.xml
index 873399d..b842550 100644
--- a/open_workshop_auto_backup/data/ir_cron.xml
+++ b/open_workshop_auto_backup/data/ir_cron.xml
@@ -12,5 +12,6 @@
         <field name="model_id" ref="model_db_backup" />
         <field name="state">code</field>
         <field name="code">model.action_backup_all()</field>
+        <field name="time_limit">3600</field>
     </record>
 </odoo>
diff --git a/open_workshop_auto_backup/readme/INSTALL.md b/open_workshop_auto_backup/readme/INSTALL.md
index 39c51f6..b99b9b8 100644
--- a/open_workshop_auto_backup/readme/INSTALL.md
+++ b/open_workshop_auto_backup/readme/INSTALL.md
@@ -1,3 +1,5 @@
 Before installing this module, you need to execute:
 
-    pip3 install pysftp==0.2.9
+    pip3 install \
+        paramiko \
+        cryptography 
\ No newline at end of file