.gitignore in rspec-rails-api-0.1.5 vs .gitignore in rspec-rails-api-0.2.0

@@ -10,7 +10,9 @@
 # rspec failure tracking
 .rspec_status
 
 # Ignore lockfile for Gemfile
 Gemfile.lock
+# Keep the dummy one
+!dummy/Gemfile.lock
 
 .byebug_history