diff --git a/README.md b/README.md
index 97f1f7129..7ed111c14 100644
--- a/README.md
+++ b/README.md
@@ -51,7 +51,7 @@ If you are using Maven without the BOM, add this to your dependencies:
 If you are using Gradle 5.x or later, add this to your dependencies:
 
 ```Groovy
-implementation platform('com.google.cloud:libraries-bom:26.55.0')
+implementation platform('com.google.cloud:libraries-bom:26.56.0')
 
 implementation 'com.google.cloud:google-cloud-logging'
 ```
diff --git a/generation_config.yaml b/generation_config.yaml
index 55f731c8f..4025db46b 100644
--- a/generation_config.yaml
+++ b/generation_config.yaml
@@ -1,6 +1,6 @@
-gapic_generator_version: 2.54.0
-googleapis_commitish: 68b6376ca75f03094a65ec5bbbc868bd9f058ee3
-libraries_bom_version: 26.55.0
+gapic_generator_version: 2.55.1
+googleapis_commitish: bc7f715d7f58afe381fbc244a8bcde7f0afa11ed
+libraries_bom_version: 26.56.0
 libraries:
   - api_shortname: logging
     name_pretty: Cloud Logging
diff --git a/proto-google-cloud-logging-v2/src/main/proto/google/logging/v2/log_entry.proto b/proto-google-cloud-logging-v2/src/main/proto/google/logging/v2/log_entry.proto
index 2404219f6..820b047b5 100644
--- a/proto-google-cloud-logging-v2/src/main/proto/google/logging/v2/log_entry.proto
+++ b/proto-google-cloud-logging-v2/src/main/proto/google/logging/v2/log_entry.proto
@@ -1,4 +1,4 @@
-// Copyright 2024 Google LLC
+// Copyright 2025 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/proto-google-cloud-logging-v2/src/main/proto/google/logging/v2/logging.proto b/proto-google-cloud-logging-v2/src/main/proto/google/logging/v2/logging.proto
index cd686e9ff..e984d6ec0 100644
--- a/proto-google-cloud-logging-v2/src/main/proto/google/logging/v2/logging.proto
+++ b/proto-google-cloud-logging-v2/src/main/proto/google/logging/v2/logging.proto
@@ -1,4 +1,4 @@
-// Copyright 2024 Google LLC
+// Copyright 2025 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/proto-google-cloud-logging-v2/src/main/proto/google/logging/v2/logging_config.proto b/proto-google-cloud-logging-v2/src/main/proto/google/logging/v2/logging_config.proto
index d914df1ba..05ed940b3 100644
--- a/proto-google-cloud-logging-v2/src/main/proto/google/logging/v2/logging_config.proto
+++ b/proto-google-cloud-logging-v2/src/main/proto/google/logging/v2/logging_config.proto
@@ -1,4 +1,4 @@
-// Copyright 2024 Google LLC
+// Copyright 2025 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/proto-google-cloud-logging-v2/src/main/proto/google/logging/v2/logging_metrics.proto b/proto-google-cloud-logging-v2/src/main/proto/google/logging/v2/logging_metrics.proto
index a387ef2b4..a0575cff4 100644
--- a/proto-google-cloud-logging-v2/src/main/proto/google/logging/v2/logging_metrics.proto
+++ b/proto-google-cloud-logging-v2/src/main/proto/google/logging/v2/logging_metrics.proto
@@ -1,4 +1,4 @@
-// Copyright 2024 Google LLC
+// Copyright 2025 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.