diff --git a/.rubocop.yml b/.rubocop.yml
index c38c69a..fc88c1c 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -37,6 +37,7 @@ Security:
 
 Style/BlockDelimiters:
   Enabled: true
+  IgnoredMethods: [] # Workaround rubocop bug: https://github.com/rubocop-hq/rubocop/issues/6179
 
 Style/BracesAroundHashParameters:
   Enabled: true
diff --git a/lib/rack/attack.rb b/lib/rack/attack.rb
index f875033..bc54a82 100644
--- a/lib/rack/attack.rb
+++ b/lib/rack/attack.rb
@@ -138,10 +138,10 @@ module Rack
     @anonymous_safelists = []
     @notifier             = ActiveSupport::Notifications if defined?(ActiveSupport::Notifications)
     @blocklisted_response = lambda { |_env| [403, { 'Content-Type' => 'text/plain' }, ["Forbidden\n"]] }
-    @throttled_response   = lambda { |env|
+    @throttled_response   = lambda do |env|
       retry_after = (env['rack.attack.match_data'] || {})[:period]
       [429, { 'Content-Type' => 'text/plain', 'Retry-After' => retry_after.to_s }, ["Retry later\n"]]
-    }
+    end
 
     def initialize(app)
       @app = app
diff --git a/spec/acceptance/stores/active_support_mem_cache_store_pooled_spec.rb b/spec/acceptance/stores/active_support_mem_cache_store_pooled_spec.rb
index c477380..8344b6e 100644
--- a/spec/acceptance/stores/active_support_mem_cache_store_pooled_spec.rb
+++ b/spec/acceptance/stores/active_support_mem_cache_store_pooled_spec.rb
@@ -15,8 +15,6 @@ if defined?(::ConnectionPool) && defined?(::Dalli)
       Rack::Attack.cache.store.clear
     end
 
-    it_works_for_cache_backed_features(fetch_from_store: ->(key) {
-      Rack::Attack.cache.store.read(key)
-    })
+    it_works_for_cache_backed_features(fetch_from_store: ->(key) { Rack::Attack.cache.store.read(key) })
   end
 end
diff --git a/spec/acceptance/stores/connection_pool_dalli_client_spec.rb b/spec/acceptance/stores/connection_pool_dalli_client_spec.rb
index 5689fbd..d532a29 100644
--- a/spec/acceptance/stores/connection_pool_dalli_client_spec.rb
+++ b/spec/acceptance/stores/connection_pool_dalli_client_spec.rb
@@ -17,8 +17,8 @@ if defined?(::Dalli) && defined?(::ConnectionPool)
       Rack::Attack.cache.store.with { |client| client.flush_all }
     end
 
-    it_works_for_cache_backed_features(fetch_from_store: ->(key) {
-      Rack::Attack.cache.store.with { |client| client.fetch(key) }
-    })
+    it_works_for_cache_backed_features(
+      fetch_from_store: ->(key) { Rack::Attack.cache.store.with { |client| client.fetch(key) } }
+    )
   end
 end
diff --git a/spec/rack_attack_spec.rb b/spec/rack_attack_spec.rb
index d99e89d..39a0928 100644
--- a/spec/rack_attack_spec.rb
+++ b/spec/rack_attack_spec.rb
@@ -22,9 +22,9 @@ describe 'Rack::Attack' do
       Rack::Attack.blocklist("ip #{@bad_ip}") { |req| req.ip == @bad_ip }
     end
 
-    it('has a blocklist') {
+    it 'has a blocklist' do
       Rack::Attack.blocklists.key?("ip #{@bad_ip}").must_equal true
-    }
+    end
 
     describe "a bad request" do
       before { get '/', {}, 'REMOTE_ADDR' => @bad_ip }