diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2cc2e87cf2..8e96438b1f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@
 ### New features
 
 * [#521](https://github.com/rubocop/rubocop-rails/pull/521): Support auto-correction for `Rails/Output`. ([@koic][])
+* [#520](https://github.com/rubocop/rubocop-rails/pull/520): Support auto-correction for `Rails/ScopeArgs`. ([@koic][])
 
 ## 2.11.3 (2021-07-11)
 
diff --git a/config/default.yml b/config/default.yml
index fc98a63970..ef2d73a119 100644
--- a/config/default.yml
+++ b/config/default.yml
@@ -714,6 +714,7 @@ Rails/ScopeArgs:
   Description: 'Checks the arguments of ActiveRecord scopes.'
   Enabled: true
   VersionAdded: '0.19'
+  VersionChanged: '2.12'
   Include:
     - app/models/**/*.rb
 
diff --git a/docs/modules/ROOT/pages/cops_rails.adoc b/docs/modules/ROOT/pages/cops_rails.adoc
index f4d7baab0d..9c43a53934 100644
--- a/docs/modules/ROOT/pages/cops_rails.adoc
+++ b/docs/modules/ROOT/pages/cops_rails.adoc
@@ -4300,9 +4300,9 @@ Service::Mailer::update
 
 | Enabled
 | Yes
-| No
+| Yes
 | 0.19
-| -
+| 2.12
 |===
 
 This cop checks for scope calls where it was passed
diff --git a/lib/rubocop/cop/rails/scope_args.rb b/lib/rubocop/cop/rails/scope_args.rb
index 3b90061d3e..04e6095399 100644
--- a/lib/rubocop/cop/rails/scope_args.rb
+++ b/lib/rubocop/cop/rails/scope_args.rb
@@ -14,6 +14,8 @@ module Rails
       #   # good
       #   scope :something, -> { where(something: true) }
       class ScopeArgs < Base
+        extend AutoCorrector
+
         MSG = 'Use `lambda`/`proc` instead of a plain method call.'
         RESTRICT_ON_SEND = %i[scope].freeze
 
@@ -21,7 +23,9 @@ class ScopeArgs < Base
 
         def on_send(node)
           scope?(node) do |second_arg|
-            add_offense(second_arg)
+            add_offense(second_arg) do |corrector|
+              corrector.replace(second_arg, "-> { #{second_arg.source} }")
+            end
           end
         end
       end
diff --git a/spec/rubocop/cop/rails/scope_args_spec.rb b/spec/rubocop/cop/rails/scope_args_spec.rb
index aa6703438a..62f619aee4 100644
--- a/spec/rubocop/cop/rails/scope_args_spec.rb
+++ b/spec/rubocop/cop/rails/scope_args_spec.rb
@@ -1,11 +1,15 @@
 # frozen_string_literal: true
 
 RSpec.describe RuboCop::Cop::Rails::ScopeArgs, :config do
-  it 'registers an offense a scope with a method arg' do
+  it 'registers and corrects an offense a scope with a method arg' do
     expect_offense(<<~RUBY)
       scope :active, where(active: true)
                      ^^^^^^^^^^^^^^^^^^^ Use `lambda`/`proc` instead of a plain method call.
     RUBY
+
+    expect_correction(<<~RUBY)
+      scope :active, -> { where(active: true) }
+    RUBY
   end
 
   it 'accepts a non send argument' do