diff --git a/scripts/upgrade b/scripts/upgrade
index 98b923f..55c3b07 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -187,6 +187,7 @@ ynh_system_user_create $app
 # INSTALLING RUBY AND BUNDLER
 #=================================================
 
+ynh_remove_ruby
 ynh_install_ruby --ruby_version=2.6.1
 /opt/rbenv/versions/2.6.1/bin/gem update --system
 #/opt/rbenv/versions/2.6.1/bin/gem install bundler