diff --git a/buf.gen.yaml b/buf.gen.yaml
index d2e6e12..94afb6b 100644
--- a/buf.gen.yaml
+++ b/buf.gen.yaml
@@ -11,4 +11,4 @@ plugins:
     out: proto/generated
 inputs:
   - git_repo: https://github.com/verbio-technologies/public-grpc-protos.git
-    branch: 1.0.1
\ No newline at end of file
+    branch: main
diff --git a/cli-client/helpers/csr_client.py b/cli-client/helpers/csr_client.py
index d5ad3c2..037ff5f 100644
--- a/cli-client/helpers/csr_client.py
+++ b/cli-client/helpers/csr_client.py
@@ -8,6 +8,7 @@
 from threading import Timer
 from concurrent.futures import ThreadPoolExecutor
 import speechcenter.stt.recognition_streaming_request_pb2 as recognition_streaming_request_pb2
+import speechcenter.stt.recognition_streaming_response_pb2 as recognition_streaming_response_pb2
 
 from helpers.common import split_audio
 from helpers.audio_importer import AudioImporter
@@ -45,6 +46,12 @@ def _start_inactivity_timer(self, inactivity_timeout: float):
         self._inactivity_timer.start()
 
     def _print_result(self, response):
+        if response.HasField("speech_event"):
+            event = response.speech_event
+            if event.type == recognition_streaming_response_pb2.SpeechEvent.Event.SPEECH_START:
+                logging.info(f"New SPEECH_START event on {event.time_offset}")
+            return
+
         if not response.HasField("result"):
             return