diff --git a/lib/ddtrace/sync_writer.rb b/lib/ddtrace/sync_writer.rb
index 87d049a72de..bcc8bcf72cb 100644
--- a/lib/ddtrace/sync_writer.rb
+++ b/lib/ddtrace/sync_writer.rb
@@ -41,6 +41,12 @@ def write(trace, services = nil)
       Logger.log.debug(e)
     end
 
+    # Added for interface completeness
+    def stop
+      # No cleanup to do for the SyncWriter
+      true
+    end
+
     private
 
     def perform_concurrently(*tasks)
diff --git a/spec/ddtrace/sync_writer_spec.rb b/spec/ddtrace/sync_writer_spec.rb
index f6b62e8c465..0144dbd31d7 100644
--- a/spec/ddtrace/sync_writer_spec.rb
+++ b/spec/ddtrace/sync_writer_spec.rb
@@ -100,6 +100,11 @@
     end
   end
 
+  describe '#stop' do
+    subject(:stop) { sync_writer.stop }
+    it { is_expected.to eq(true) }
+  end
+
   describe 'integration' do
     context 'when initializing a tracer' do
       subject(:tracer) { Datadog::Tracer.new(writer: sync_writer) }