diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0108646..d4b3572 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Changelog
 
+## [v0.23.1](https://github.com/k1LoW/grpcstub/compare/v0.23.0...v0.23.1) - 2024-08-22
+### Other Changes
+- Set oldstable by @k1LoW in https://github.com/k1LoW/grpcstub/pull/116
+- chore(deps): bump golang.org/x/net from 0.27.0 to 0.28.0 in the dependencies group by @dependabot in https://github.com/k1LoW/grpcstub/pull/115
+
 ## [v0.23.0](https://github.com/k1LoW/grpcstub/compare/v0.22.7...v0.23.0) - 2024-07-24
 ### New Features 🎉
 - Add MarshalProtoMessage / UnmarshalProtoMessage to grpcstub by @k1LoW in https://github.com/k1LoW/grpcstub/pull/112
diff --git a/CREDITS b/CREDITS
index e28f5aa..9bc6aaf 100644
--- a/CREDITS
+++ b/CREDITS
@@ -1878,7 +1878,7 @@ SOFTWARE.
 golang.org/x/net
 https://golang.org/x/net
 ----------------------------------------------------------------
-Copyright (c) 2009 The Go Authors. All rights reserved.
+Copyright 2009 The Go Authors.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are
@@ -1890,7 +1890,7 @@ notice, this list of conditions and the following disclaimer.
 copyright notice, this list of conditions and the following disclaimer
 in the documentation and/or other materials provided with the
 distribution.
-   * Neither the name of Google Inc. nor the names of its
+   * Neither the name of Google LLC nor the names of its
 contributors may be used to endorse or promote products derived from
 this software without specific prior written permission.
 
@@ -1911,7 +1911,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 golang.org/x/sync
 https://golang.org/x/sync
 ----------------------------------------------------------------
-Copyright (c) 2009 The Go Authors. All rights reserved.
+Copyright 2009 The Go Authors.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are
@@ -1923,7 +1923,7 @@ notice, this list of conditions and the following disclaimer.
 copyright notice, this list of conditions and the following disclaimer
 in the documentation and/or other materials provided with the
 distribution.
-   * Neither the name of Google Inc. nor the names of its
+   * Neither the name of Google LLC nor the names of its
 contributors may be used to endorse or promote products derived from
 this software without specific prior written permission.
 
@@ -1944,7 +1944,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 golang.org/x/sys
 https://golang.org/x/sys
 ----------------------------------------------------------------
-Copyright (c) 2009 The Go Authors. All rights reserved.
+Copyright 2009 The Go Authors.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are
@@ -1956,7 +1956,7 @@ notice, this list of conditions and the following disclaimer.
 copyright notice, this list of conditions and the following disclaimer
 in the documentation and/or other materials provided with the
 distribution.
-   * Neither the name of Google Inc. nor the names of its
+   * Neither the name of Google LLC nor the names of its
 contributors may be used to endorse or promote products derived from
 this software without specific prior written permission.
 
@@ -1977,7 +1977,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 golang.org/x/text
 https://golang.org/x/text
 ----------------------------------------------------------------
-Copyright (c) 2009 The Go Authors. All rights reserved.
+Copyright 2009 The Go Authors.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are
@@ -1989,7 +1989,7 @@ notice, this list of conditions and the following disclaimer.
 copyright notice, this list of conditions and the following disclaimer
 in the documentation and/or other materials provided with the
 distribution.
-   * Neither the name of Google Inc. nor the names of its
+   * Neither the name of Google LLC nor the names of its
 contributors may be used to endorse or promote products derived from
 this software without specific prior written permission.