lib/opentelemetry/instrumentation/excon/middlewares/tracer_middleware.rb in opentelemetry-instrumentation-excon-0.19.3 vs lib/opentelemetry/instrumentation/excon/middlewares/tracer_middleware.rb in opentelemetry-instrumentation-excon-0.19.4

@@ -99,10 +99,10 @@
               'http.scheme' => datum[:scheme],
               'http.target' => datum[:path]
             }
             config = Excon::Instrumentation.instance.config
             instrumentation_attrs['peer.service'] = config[:peer_service] if config[:peer_service]
-            instrumentation_attrs.merge(
+            instrumentation_attrs.merge!(
               OpenTelemetry::Common::HTTP::ClientContext.attributes
             )
           end
 
           def tracer