diff --git a/CHANGELOG.md b/CHANGELOG.md
index 90f5592f2fc472f7ea5170e2ec1d6f1a8a07405a..b7d8836fd739ef80b548d8298b3c76d9c496a3d6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,8 +1,8 @@
 Changelog
 =========
 
-Unreleased
-----------
+[1.2.3] (2023-11-07)
+--------------------
 
 ### Changed
 
@@ -146,6 +146,7 @@ Unreleased
 - mp3 support by using ffmpeg instead of librosa in #8
 - add language detection endpoint in #9
 
+[1.2.3]: https://github.com/ahmetoner/whisper-asr-webservice/releases/tag/v1.2.3
 [1.2.2]: https://github.com/ahmetoner/whisper-asr-webservice/releases/tag/v1.2.2
 [1.2.1]: https://github.com/ahmetoner/whisper-asr-webservice/releases/tag/v1.2.1
 [1.2.0]: https://github.com/ahmetoner/whisper-asr-webservice/releases/tag/v1.2.0
diff --git a/README.md b/README.md
index a9521d551fea73099724ba807a4bdec4e2820561..47ca2f8ae011252dd8534740c20794afbe5d4a0a 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,7 @@
 Whisper is a general-purpose speech recognition model. It is trained on a large dataset of diverse audio and is also a multitask model that can perform multilingual speech recognition as well as speech translation and language identification. For more details: [github.com/openai/whisper](https://github.com/openai/whisper/)
 
 ## Features
-Current release (v1.2.2) supports following whisper models:
+Current release (v1.2.3) supports following whisper models:
 
 - [openai/whisper](https://github.com/openai/whisper)@[v20231106](https://github.com/openai/whisper/releases/tag/v20231106)
 - [guillaumekln/faster-whisper](https://github.com/guillaumekln/faster-whisper)@[0.9.0](https://github.com/guillaumekln/faster-whisper/releases/tag/v0.9.0)
diff --git a/docs/index.md b/docs/index.md
index cb5fabfd5aa145a8b6f79c5afaea71d1bdd45c9f..0d0ae87245592df5513299d5d391fd9410dbd1c0 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -1,7 +1,7 @@
 Whisper is a general-purpose speech recognition model. It is trained on a large dataset of diverse audio and is also a multitask model that can perform multilingual speech recognition as well as speech translation and language identification.
 
 ## Features
-Current release (v1.2.2) supports following whisper models:
+Current release (v1.2.3) supports following whisper models:
 
 - [openai/whisper](https://github.com/openai/whisper)@[v20231106](https://github.com/openai/whisper/releases/tag/v20231106)
 - [guillaumekln/faster-whisper](https://github.com/guillaumekln/faster-whisper)@[0.9.0](https://github.com/guillaumekln/faster-whisper/releases/tag/v0.9.0)
diff --git a/pyproject.toml b/pyproject.toml
index c2fc44ca0d0e7fe1b0298d96ada59ef8535266a3..e19d777ad047ffc57df8771f6b517f564b796b22 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "whisper-asr-webservice"
-version = "1.2.3-dev"
+version = "1.2.3"
 description = "Whisper ASR Webservice is a general-purpose speech recognition webservice."
 homepage  = "https://github.com/ahmetoner/whisper-asr-webservice/"
 license = "https://github.com/ahmetoner/whisper-asr-webservice/blob/main/LICENCE"