diff --git a/.librarian/state.yaml b/.librarian/state.yaml
index 817e0cfafa6c..260255d97c1b 100644
--- a/.librarian/state.yaml
+++ b/.librarian/state.yaml
@@ -1382,7 +1382,7 @@ libraries:
     tag_format: '{id}-v{version}'
   - id: google-cloud-dialogflow
     version: 2.45.0
-    last_generated_commit: 9a477cd3c26a704130e2a2fb44a40281d9312e4c
+    last_generated_commit: 7f62014053cd26b1acb7a1d0bf167104b64e3690
     apis:
       - path: google/cloud/dialogflow/v2beta1
         service_config: dialogflow_v2beta1.yaml
diff --git a/packages/google-cloud-dialogflow/google/cloud/dialogflow_v2beta1/types/participant.py b/packages/google-cloud-dialogflow/google/cloud/dialogflow_v2beta1/types/participant.py
index 0fec60a4f32a..bdd43667dc47 100644
--- a/packages/google-cloud-dialogflow/google/cloud/dialogflow_v2beta1/types/participant.py
+++ b/packages/google-cloud-dialogflow/google/cloud/dialogflow_v2beta1/types/participant.py
@@ -1288,6 +1288,11 @@ class StreamingAnalyzeContentRequest(proto.Message):
             only one final response even if some ``Fulfillment``\ s in
             Dialogflow CX agent have been configured to return partial
             responses.
+        output_multiple_utterances (bool):
+            Optional. If multiple utterances are detected
+            in the audio stream, process them individually
+            instead of stitching them together to form a
+            single utterance.
         enable_debugging_info (bool):
             if true, ``StreamingAnalyzeContentResponse.debugging_info``
             will get populated.
@@ -1367,6 +1372,10 @@ class StreamingAnalyzeContentRequest(proto.Message):
         proto.BOOL,
         number=12,
     )
+    output_multiple_utterances: bool = proto.Field(
+        proto.BOOL,
+        number=18,
+    )
     enable_debugging_info: bool = proto.Field(
         proto.BOOL,
         number=19,