diff --git a/lib/temporal.rb b/lib/temporal.rb
index b9f49d55..b35023fd 100644
--- a/lib/temporal.rb
+++ b/lib/temporal.rb
@@ -56,9 +56,8 @@ def configure(&block)
       @default_client = nil
     end
 
-    def configuration
-      warn '[DEPRECATION] This method is now deprecated without a substitution'
-      config
+    def config
+      @config ||= Configuration.new
     end
 
     def logger
@@ -75,9 +74,6 @@ def default_client
       @default_client ||= Client.new(config)
     end
 
-    def config
-      @config ||= Configuration.new
-    end
 
   end
 end
diff --git a/lib/temporal/testing/local_workflow_context.rb b/lib/temporal/testing/local_workflow_context.rb
index 7d3321ae..cf9352ad 100644
--- a/lib/temporal/testing/local_workflow_context.rb
+++ b/lib/temporal/testing/local_workflow_context.rb
@@ -12,7 +12,7 @@ module Testing
     class LocalWorkflowContext
       attr_reader :metadata, :config
 
-      def initialize(execution, workflow_id, run_id, disabled_releases, metadata, config = Temporal.configuration)
+      def initialize(execution, workflow_id, run_id, disabled_releases, metadata, config = Temporal.config)
         @last_event_id = 0
         @execution = execution
         @run_id = run_id
diff --git a/lib/temporal/testing/replay_tester.rb b/lib/temporal/testing/replay_tester.rb
index 6a98c86e..9a2724c0 100644
--- a/lib/temporal/testing/replay_tester.rb
+++ b/lib/temporal/testing/replay_tester.rb
@@ -12,7 +12,7 @@ class ReplayError < StandardError
     end
 
     class ReplayTester
-      def initialize(config: Temporal.configuration)
+      def initialize(config: Temporal.config)
         @config = config
       end
 
diff --git a/lib/temporal/worker.rb b/lib/temporal/worker.rb
index e9a3b2f3..9d73fb93 100644
--- a/lib/temporal/worker.rb
+++ b/lib/temporal/worker.rb
@@ -33,7 +33,7 @@ class Worker
     #   to be executed once every 10 seconds. This can be used to protect down stream services from
     #   flooding. The zero value of this uses the default value. Default is unlimited.
     def initialize(
-      config = Temporal.configuration,
+      config = Temporal.config,
       activity_thread_pool_size: Temporal::Activity::Poller::DEFAULT_OPTIONS[:thread_pool_size],
       workflow_thread_pool_size: Temporal::Workflow::Poller::DEFAULT_OPTIONS[:thread_pool_size],
       binary_checksum: Temporal::Workflow::Poller::DEFAULT_OPTIONS[:binary_checksum],
diff --git a/spec/unit/lib/temporal_spec.rb b/spec/unit/lib/temporal_spec.rb
index 49e57664..c2f9494c 100644
--- a/spec/unit/lib/temporal_spec.rb
+++ b/spec/unit/lib/temporal_spec.rb
@@ -71,14 +71,10 @@
     end
   end
 
-  describe '.configuration' do
-    before { allow(described_class).to receive(:warn) }
+  describe '.config' do
 
-    it 'returns Temporal::Configuration object' do
-      expect(described_class.configuration).to be_an_instance_of(Temporal::Configuration)
-      expect(described_class)
-        .to have_received(:warn)
-        .with('[DEPRECATION] This method is now deprecated without a substitution')
+    it 'returns configured Temporal::Configuration object' do
+      expect(described_class.config).to be_an_instance_of(Temporal::Configuration)
     end
   end