diff --git a/railties/lib/generators/rails/app/app_generator.rb b/railties/lib/generators/rails/app/app_generator.rb
index ccc840f81c..92e0d37436 100644
--- a/railties/lib/generators/rails/app/app_generator.rb
+++ b/railties/lib/generators/rails/app/app_generator.rb
@@ -178,8 +178,7 @@ module Rails::Generators
     end
 
     def bundle_if_dev_or_edge
-      bundle_command = Thor::Util.ruby_command.sub(%r[ruby(?=[^/]*$)], 'bundle')
-      run "#{bundle_command} install" if dev_or_edge?
+      run "bundle install" if dev_or_edge?
     end
 
     protected