diff --git a/google/cloud/video/transcoder_v1/types/resources.py b/google/cloud/video/transcoder_v1/types/resources.py
index 250a379..c125eb6 100644
--- a/google/cloud/video/transcoder_v1/types/resources.py
+++ b/google/cloud/video/transcoder_v1/types/resources.py
@@ -2043,6 +2043,13 @@ class AudioStream(proto.Message):
         sample_rate_hertz (int):
             The audio sample rate in Hertz. The default
             is 48000 Hertz.
+        language_code (str):
+            The BCP-47 language code, such as ``en-US`` or ``sr-Latn``.
+            For more information, see
+            https://www.unicode.org/reports/tr35/#Unicode_locale_identifier.
+        display_name (str):
+            The name for this particular audio stream
+            that will be added to the HLS/DASH manifest.
     """
 
     class AudioMapping(proto.Message):
@@ -2120,6 +2127,14 @@ class AudioMapping(proto.Message):
         proto.INT32,
         number=6,
     )
+    language_code: str = proto.Field(
+        proto.STRING,
+        number=7,
+    )
+    display_name: str = proto.Field(
+        proto.STRING,
+        number=8,
+    )
 
 
 class TextStream(proto.Message):
@@ -2137,9 +2152,16 @@ class TextStream(proto.Message):
             -  ``cea608``
             -  ``cea708``
             -  ``webvtt``
+        language_code (str):
+            The BCP-47 language code, such as ``en-US`` or ``sr-Latn``.
+            For more information, see
+            https://www.unicode.org/reports/tr35/#Unicode_locale_identifier.
         mapping_ (MutableSequence[google.cloud.video.transcoder_v1.types.TextStream.TextMapping]):
             The mapping for the ``Job.edit_list`` atoms with text
             ``EditAtom.inputs``.
+        display_name (str):
+            The name for this particular text stream that
+            will be added to the HLS/DASH manifest.
     """
 
     class TextMapping(proto.Message):
@@ -2174,11 +2196,19 @@ class TextMapping(proto.Message):
         proto.STRING,
         number=1,
     )
+    language_code: str = proto.Field(
+        proto.STRING,
+        number=2,
+    )
     mapping_: MutableSequence[TextMapping] = proto.RepeatedField(
         proto.MESSAGE,
         number=3,
         message=TextMapping,
     )
+    display_name: str = proto.Field(
+        proto.STRING,
+        number=4,
+    )
 
 
 class SegmentSettings(proto.Message):
diff --git a/samples/generated_samples/snippet_metadata_google.cloud.video.transcoder.v1.json b/samples/generated_samples/snippet_metadata_google.cloud.video.transcoder.v1.json
index ae2619e..2c7572e 100644
--- a/samples/generated_samples/snippet_metadata_google.cloud.video.transcoder.v1.json
+++ b/samples/generated_samples/snippet_metadata_google.cloud.video.transcoder.v1.json
@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-video-transcoder",
-    "version": "1.7.0"
+    "version": "0.1.0"
   },
   "snippets": [
     {
diff --git a/tests/unit/gapic/transcoder_v1/test_transcoder_service.py b/tests/unit/gapic/transcoder_v1/test_transcoder_service.py
index 194a058..8861260 100644
--- a/tests/unit/gapic/transcoder_v1/test_transcoder_service.py
+++ b/tests/unit/gapic/transcoder_v1/test_transcoder_service.py
@@ -3207,9 +3207,12 @@ def test_create_job_rest(request_type):
                             }
                         ],
                         "sample_rate_hertz": 1817,
+                        "language_code": "language_code_value",
+                        "display_name": "display_name_value",
                     },
                     "text_stream": {
                         "codec": "codec_value",
+                        "language_code": "language_code_value",
                         "mapping_": [
                             {
                                 "atom_key": "atom_key_value",
@@ -3217,6 +3220,7 @@ def test_create_job_rest(request_type):
                                 "input_track": 1188,
                             }
                         ],
+                        "display_name": "display_name_value",
                     },
                 }
             ],
@@ -3622,9 +3626,12 @@ def test_create_job_rest_bad_request(
                             }
                         ],
                         "sample_rate_hertz": 1817,
+                        "language_code": "language_code_value",
+                        "display_name": "display_name_value",
                     },
                     "text_stream": {
                         "codec": "codec_value",
+                        "language_code": "language_code_value",
                         "mapping_": [
                             {
                                 "atom_key": "atom_key_value",
@@ -3632,6 +3639,7 @@ def test_create_job_rest_bad_request(
                                 "input_track": 1188,
                             }
                         ],
+                        "display_name": "display_name_value",
                     },
                 }
             ],
@@ -4796,9 +4804,12 @@ def test_create_job_template_rest(request_type):
                             }
                         ],
                         "sample_rate_hertz": 1817,
+                        "language_code": "language_code_value",
+                        "display_name": "display_name_value",
                     },
                     "text_stream": {
                         "codec": "codec_value",
+                        "language_code": "language_code_value",
                         "mapping_": [
                             {
                                 "atom_key": "atom_key_value",
@@ -4806,6 +4817,7 @@ def test_create_job_template_rest(request_type):
                                 "input_track": 1188,
                             }
                         ],
+                        "display_name": "display_name_value",
                     },
                 }
             ],
@@ -5206,9 +5218,12 @@ def test_create_job_template_rest_bad_request(
                             }
                         ],
                         "sample_rate_hertz": 1817,
+                        "language_code": "language_code_value",
+                        "display_name": "display_name_value",
                     },
                     "text_stream": {
                         "codec": "codec_value",
+                        "language_code": "language_code_value",
                         "mapping_": [
                             {
                                 "atom_key": "atom_key_value",
@@ -5216,6 +5231,7 @@ def test_create_job_template_rest_bad_request(
                                 "input_track": 1188,
                             }
                         ],
+                        "display_name": "display_name_value",
                     },
                 }
             ],