diff --git a/scripts/upgrade b/scripts/upgrade
index 344e90d..b5b9081 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -32,6 +32,17 @@ ynh_script_progression --message="Stopping a systemd service..." --weight=1
 ynh_systemd_action --action="stop" --service_name="${app}" 
 ynh_systemd_action --action="stop" --service_name="${app}_workers"
 
+
+#=================================================
+# INSTALL DEPENDENCIES
+#=================================================
+ynh_script_progression --message="Installing dependencies..." --weight=23
+
+ynh_exec_warn_less python3 -m pip install pipenv
+
+
+
+
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
 #=================================================