diff --git a/scripts/upgrade b/scripts/upgrade
index 83f1740..e34ef9d 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -115,8 +115,8 @@ ynh_setup_source "$final_path/.rbenv/plugins/ruby-build" "app-ruby-build"
 
 # Install ruby 2.5.0
 (
-	exec_as "$app" $final_path/.rbenv/bin/rbenv install 2.5.0
-	exec_as "$app" $final_path/.rbenv/bin/rbenv global 2.5.0
+	exec_as "$app" $final_path/.rbenv/bin/rbenv install 2.5.0 || true
+	exec_as "$app" $final_path/.rbenv/bin/rbenv global 2.5.0 || true
 	exec_as "$app" $final_path/.rbenv/versions/2.5.0/bin/ruby -v
 )