diff --git a/railties/lib/rails/generators/app_base.rb b/railties/lib/rails/generators/app_base.rb
index b0cb0227ed..14d85c583b 100644
--- a/railties/lib/rails/generators/app_base.rb
+++ b/railties/lib/rails/generators/app_base.rb
@@ -191,7 +191,7 @@ module Rails
       def web_server_gemfile_entry # :doc:
         return [] if options[:skip_puma]
         comment = "Use Puma as the app server"
-        GemfileEntry.new("puma", "~> 3.11", comment)
+        GemfileEntry.new("puma", "~> 4.1", comment)
       end
 
       def include_all_railties? # :doc:
diff --git a/railties/test/generators/app_generator_test.rb b/railties/test/generators/app_generator_test.rb
index b71cf58468..5397529022 100644
--- a/railties/test/generators/app_generator_test.rb
+++ b/railties/test/generators/app_generator_test.rb
@@ -597,7 +597,7 @@ class AppGeneratorTest < Rails::Generators::TestCase
 
   def test_generator_defaults_to_puma_version
     run_generator [destination_root]
-    assert_gem "puma", "'~> 3.11'"
+    assert_gem "puma", "'~> 4.1'"
   end
 
   def test_generator_if_skip_puma_is_given