diff --git a/CHANGES.md b/CHANGES.md
index 81595d6..e5a2867 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -11,6 +11,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Removed
 
 - Drop Sidekiq < 7 support
+- Remove deprecated `Sidekiq::Throttled.setup!`
 
 ## [1.4.0] - 2024-04-07
 
diff --git a/lib/sidekiq/throttled.rb b/lib/sidekiq/throttled.rb
index 51cc6fd..6cefcdb 100644
--- a/lib/sidekiq/throttled.rb
+++ b/lib/sidekiq/throttled.rb
@@ -87,18 +87,6 @@ def throttled?(message)
       rescue StandardError
         false
       end
-
-      # @deprecated Will be removed in 2.0.0
-      def setup!
-        warn "Sidekiq::Throttled.setup! was deprecated"
-
-        Sidekiq.configure_server do |config|
-          config.server_middleware do |chain|
-            chain.remove(Sidekiq::Throttled::Middlewares::Server)
-            chain.add(Sidekiq::Throttled::Middlewares::Server)
-          end
-        end
-      end
     end
   end
 
diff --git a/spec/lib/sidekiq/throttled_spec.rb b/spec/lib/sidekiq/throttled_spec.rb
index a341351..b8f6ad9 100644
--- a/spec/lib/sidekiq/throttled_spec.rb
+++ b/spec/lib/sidekiq/throttled_spec.rb
@@ -19,12 +19,6 @@
     expect(Sidekiq::BasicFetch).to include(Sidekiq::Throttled::Patches::BasicFetch)
   end
 
-  describe ".setup!" do
-    it "shows deprecation warning" do
-      expect { described_class.setup! }.to output(%r{deprecated}).to_stderr
-    end
-  end
-
   describe ".throttled?" do
     it "tolerates invalid JSON message" do
       expect(described_class.throttled?("][")).to be false