lib/opentelemetry/instrumentation/rack/middlewares/tracer_middleware.rb in opentelemetry-instrumentation-rack-0.21.1 vs lib/opentelemetry/instrumentation/rack/middlewares/tracer_middleware.rb in opentelemetry-instrumentation-rack-0.22.0

@@ -80,9 +80,10 @@
                              attributes: request_span_attributes(env: env),
                              kind: request_span_kind) do |request_span|
                 OpenTelemetry::Instrumentation::Rack.with_span(request_span) do
                   @app.call(env).tap do |status, headers, response|
                     set_attributes_after_request(request_span, status, headers, response)
+                    config[:response_propagators].each { |propagator| propagator.inject(headers) }
                   end
                 end
               end
             end
           ensure