diff --git a/pubsub-open-telemetry/CMakeLists.txt b/pubsub-open-telemetry/CMakeLists.txt
index ad6bb47..207b1b0 100644
--- a/pubsub-open-telemetry/CMakeLists.txt
+++ b/pubsub-open-telemetry/CMakeLists.txt
@@ -43,7 +43,10 @@ target_link_libraries(publisher PRIVATE publisher_helper parse_args)
 
 add_executable(publisher_zipkin publisher_zipkin.cc)
 target_compile_features(publisher_zipkin PRIVATE cxx_std_14)
-target_link_libraries(publisher_zipkin PRIVATE publisher_helper parse_args opentelemetry-cpp::opentelemetry_exporter_zipkin_trace)
+target_link_libraries(
+    publisher_zipkin
+    PRIVATE publisher_helper parse_args
+            opentelemetry-cpp::opentelemetry_exporter_zipkin_trace)
 
 add_executable(quickstart quickstart.cc)
 target_compile_features(quickstart PRIVATE cxx_std_14)
diff --git a/pubsub-open-telemetry/publisher.md b/pubsub-open-telemetry/publisher.md
index ddc5536..d0a1a6c 100644
--- a/pubsub-open-telemetry/publisher.md
+++ b/pubsub-open-telemetry/publisher.md
@@ -82,11 +82,13 @@ If you do not already, have one create a local Zipkin instance.
 #### (optional) Create a local Zipkin instance.
 
 To run Zipkin on the host `http://localhost:9411`
+
 ```shell
 docker run -d -p 9411:9411 openzipkin/zipkin
 ```
 
 To kill the instance
+
 ```shell
 docker container ls
 docker rm -f openzipkin/zipkin
@@ -104,6 +106,7 @@ docker rm -f openzipkin/zipkin
 ## Build and run
 
 ### Using CMake and Vcpkg
+
 #### Run the publisher with Zipkin
 
 ```sh
@@ -113,6 +116,7 @@ cmake --build .build
 ```
 
 #### Run basic publisher examples
+
 ```shell
 .build/publisher_zipkin [project-name] [topic-id]
 .build/publisher_zipkin [project-name] [topic-id] -n 1000
diff --git a/pubsub-open-telemetry/publisher_zipkin.cc b/pubsub-open-telemetry/publisher_zipkin.cc
index 10a46e9..6a52607 100644
--- a/pubsub-open-telemetry/publisher_zipkin.cc
+++ b/pubsub-open-telemetry/publisher_zipkin.cc
@@ -12,8 +12,10 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-#include "google/cloud/pubsub/publisher.h"
 #include "google/cloud/opentelemetry/trace_exporter.h"
+#include "google/cloud/pubsub/publisher.h"
+#include "opentelemetry/exporters/zipkin/zipkin_exporter_factory.h"
+#include "opentelemetry/exporters/zipkin/zipkin_exporter_options.h"
 #include "parse_args.h"
 #include "publisher_helper.h"
 #include <opentelemetry/sdk/trace/batch_span_processor_factory.h>
@@ -21,8 +23,6 @@
 #include <opentelemetry/sdk/trace/processor.h>
 #include <opentelemetry/sdk/trace/tracer_provider_factory.h>
 #include <opentelemetry/trace/provider.h>
-#include "opentelemetry/exporters/zipkin/zipkin_exporter_factory.h"
-#include "opentelemetry/exporters/zipkin/zipkin_exporter_options.h"
 #include <iostream>
 
 // Create a few namespace aliases to make the code easier to read.
@@ -32,18 +32,18 @@ namespace trace_sdk = ::opentelemetry::sdk::trace;
 namespace trace = ::opentelemetry::trace;
 namespace zipkin = opentelemetry::exporter::zipkin;
 
-void ConfigureZipkinTracer(ParseResult const& args) {     
+void ConfigureZipkinTracer(ParseResult const& args) {
   auto exporter = zipkin::ZipkinExporterFactory::Create();
 
   trace_sdk::BatchSpanProcessorOptions span_options;
   span_options.max_queue_size = args.max_queue_size;
   auto processor = trace_sdk::BatchSpanProcessorFactory::Create(
       std::move(exporter), span_options);
-  auto provider = trace_sdk::TracerProviderFactory::Create(
-      std::move(processor));
+  auto provider =
+      trace_sdk::TracerProviderFactory::Create(std::move(processor));
 
-  trace::Provider::SetTracerProvider(std::move(provider));     
-} 
+  trace::Provider::SetTracerProvider(std::move(provider));
+}
 
 int main(int argc, char* argv[]) try {
   auto args = ParseArguments(argc, argv);