diff --git a/scripts/upgrade b/scripts/upgrade
index 42a6e22..3dbb207 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -96,8 +96,13 @@ popd
 #=================================================
 ynh_script_progression --message="Upgrading database..." --weight=1
 
+set -a
+
+source $install_dir/.env
+
 ynh_exec_warn_less $install_dir/venv/bin/ftcli db upgrade
 
+set +a
 #=================================================
 # NGINX CONFIGURATION
 #=================================================