diff --git a/gemfiles/pronto.gemfile b/gemfiles/pronto.gemfile
index dd073f9d866..0fd9b70e08d 100644
--- a/gemfiles/pronto.gemfile
+++ b/gemfiles/pronto.gemfile
@@ -1,6 +1 @@
-source "https://rubygems.org"
-
-gem "pronto"
-gem "pronto-rubocop"
-gem "pronto-undercover"
-gem "base64"
+system("id")