diff --git a/scripts/upgrade b/scripts/upgrade
index e65d9d8..23088d2 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -37,6 +37,13 @@ ynh_add_fpm_config
 # Create a dedicated NGINX config
 ynh_add_nginx_config
 
+#=================================================
+# INSTALL CYPHT WITH COMPOSER
+#=================================================
+ynh_script_progression --message="Installing $app with Composer..." --weight=10
+
+ynh_install_composer --install_args="--ignore-platform-reqs"
+
 #=================================================
 # SPECIFIC UPGRADE
 #=================================================