diff --git a/README.md b/README.md
index 4f75a1ba7b..0080bbcd39 100644
--- a/README.md
+++ b/README.md
@@ -25,7 +25,7 @@
 [![license](https://img.shields.io/github/license/open-mmlab/mmdetection3d.svg)](https://github.com/open-mmlab/mmdetection3d/blob/master/LICENSE)
 
 
-**News**: We released the codebase v0.18.0.
+**News**: We released the codebase v0.18.1.
 
 In addition, we have preliminarily supported several new models on the [v1.0.0.dev0](https://github.com/open-mmlab/mmdetection3d/tree/v1.0.0.dev0) branch, including [DGCNN](https://github.com/open-mmlab/mmdetection3d/blob/v1.0.0.dev0/configs/dgcnn/README.md), [SMOKE](https://github.com/open-mmlab/mmdetection3d/blob/v1.0.0.dev0/configs/smoke/README.md) and [PGD](https://github.com/open-mmlab/mmdetection3d/blob/v1.0.0.dev0/configs/pgd/README.md).
 
@@ -87,7 +87,7 @@ This project is released under the [Apache 2.0 license](LICENSE).
 
 ## Changelog
 
-v0.18.0 was released in 1/1/2022.
+v0.18.1 was released in 1/2/2022.
 Please refer to [changelog.md](docs/en/changelog.md) for details and release history.
 
 For branch v1.0.0.dev0, please refer to [changelog_v1.0.md](https://github.com/Tai-Wang/mmdetection3d/blob/v1.0.0.dev0-changelog/docs/changelog_v1.0.md) for our latest features and more details.
diff --git a/README_zh-CN.md b/README_zh-CN.md
index 4b872f6a8d..e4931c2a74 100644
--- a/README_zh-CN.md
+++ b/README_zh-CN.md
@@ -25,7 +25,7 @@
 [![license](https://img.shields.io/github/license/open-mmlab/mmdetection3d.svg)](https://github.com/open-mmlab/mmdetection3d/blob/master/LICENSE)
 
 
-**新闻**: 我们发布了版本 v0.18.0.
+**新闻**: 我们发布了版本 v0.18.1.
 
 另外，我们在 [v1.0.0.dev0](https://github.com/open-mmlab/mmdetection3d/tree/v1.0.0.dev0) 分支初步支持了多个新模型，包括 [DGCNN](https://github.com/open-mmlab/mmdetection3d/blob/v1.0.0.dev0/configs/dgcnn/README.md), [SMOKE](https://github.com/open-mmlab/mmdetection3d/blob/v1.0.0.dev0/configs/smoke/README.md) 和 [PGD](https://github.com/open-mmlab/mmdetection3d/blob/v1.0.0.dev0/configs/pgd/README.md)。
 
@@ -87,7 +87,7 @@ MMDetection3D 是一个基于 PyTorch 的目标检测开源工具箱, 下一代
 
 ## 更新日志
 
-最新的版本 v0.18.0 在 2022.1.1 发布。
+最新的版本 v0.18.1 在 2022.2.1 发布。
 如果想了解更多版本更新细节和历史信息，请阅读[更新日志](docs/zh_cn/changelog.md)。
 
 对于分支 [v1.0.0.dev0](https://github.com/open-mmlab/mmdetection3d/tree/v1.0.0.dev0) ，请参考 [v1.0 更新日志](https://github.com/Tai-Wang/mmdetection3d/blob/v1.0.0.dev0-changelog/docs/changelog_v1.0.md) 来了解我们的最新功能和更多细节。
diff --git a/docs/en/changelog.md b/docs/en/changelog.md
index c9453ba05e..515cdcd804 100644
--- a/docs/en/changelog.md
+++ b/docs/en/changelog.md
@@ -1,6 +1,28 @@
 ## Changelog
 
-### v0.18.0 (1/1/2021)
+### v0.18.1 (1/2/2022)
+
+#### Improvements
+
+- Support Flip3D augmentation in semantic segmentation task (#1182)
+- Update regnet metafile (#1184)
+- Add point cloud annotation tools introduction in FAQ (#1185)
+- Add missing explanations of `cam_intrinsic` in the nuScenes dataset doc (#1193)
+
+#### Bug Fixes
+
+- Deprecate the support for "python setup.py test" (#1164)
+- Fix the rotation matrix while rotation axis=0 (#1182)
+- Fix the bug in non-distributed multi-gpu training/testing (#1197)
+- Fix a potential bug when generating corners for empty bounding boxes (#1212)
+
+#### Contributors
+
+A total of 4 developers contributed to this release.
+
+@ZwwWayne, @ZCMax, @Tai-Wang, @wHao-Wu
+
+### v0.18.0 (1/1/2022)
 
 #### Highlights
 
diff --git a/docs/en/getting_started.md b/docs/en/getting_started.md
index 71b6cf069f..8618e79645 100644
--- a/docs/en/getting_started.md
+++ b/docs/en/getting_started.md
@@ -13,6 +13,7 @@ The required versions of MMCV, MMDetection and MMSegmentation for different vers
 | MMDetection3D version | MMDetection version | MMSegmentation version |    MMCV version     |
 |:-------------------:|:-------------------:|:-------------------:|:-------------------:|
 | master              | mmdet>=2.19.0, <=3.0.0| mmseg>=0.20.0, <=1.0.0 | mmcv-full>=1.3.8, <=1.5.0|
+| 0.18.1              | mmdet>=2.19.0, <=3.0.0| mmseg>=0.20.0, <=1.0.0 | mmcv-full>=1.3.8, <=1.5.0|
 | 0.18.0              | mmdet>=2.19.0, <=3.0.0| mmseg>=0.20.0, <=1.0.0 | mmcv-full>=1.3.8, <=1.5.0|
 | 0.17.3              | mmdet>=2.14.0, <=3.0.0| mmseg>=0.14.1, <=1.0.0 | mmcv-full>=1.3.8, <=1.4.0|
 | 0.17.2              | mmdet>=2.14.0, <=3.0.0| mmseg>=0.14.1, <=1.0.0 | mmcv-full>=1.3.8, <=1.4.0|
diff --git a/docs/zh_cn/getting_started.md b/docs/zh_cn/getting_started.md
index 7515ed6e0d..5f79707693 100644
--- a/docs/zh_cn/getting_started.md
+++ b/docs/zh_cn/getting_started.md
@@ -10,6 +10,7 @@
 | MMDetection3D version | MMDetection version | MMSegmentation version |    MMCV version     |
 |:-------------------:|:-------------------:|:-------------------:|:-------------------:|
 | master              | mmdet>=2.19.0, <=3.0.0| mmseg>=0.20.0, <=1.0.0 | mmcv-full>=1.3.8, <=1.5.0|
+| 0.18.1              | mmdet>=2.19.0, <=3.0.0| mmseg>=0.20.0, <=1.0.0 | mmcv-full>=1.3.8, <=1.5.0|
 | 0.18.0              | mmdet>=2.19.0, <=3.0.0| mmseg>=0.20.0, <=1.0.0 | mmcv-full>=1.3.8, <=1.5.0|
 | 0.17.3              | mmdet>=2.14.0, <=3.0.0| mmseg>=0.14.1, <=1.0.0 | mmcv-full>=1.3.8, <=1.4.0|
 | 0.17.2              | mmdet>=2.14.0, <=3.0.0| mmseg>=0.14.1, <=1.0.0 | mmcv-full>=1.3.8, <=1.4.0|
diff --git a/mmdet3d/version.py b/mmdet3d/version.py
index a6f77b8062..6067966a77 100644
--- a/mmdet3d/version.py
+++ b/mmdet3d/version.py
@@ -1,6 +1,6 @@
 # Copyright (c) Open-MMLab. All rights reserved.
 
-__version__ = '0.18.0'
+__version__ = '0.18.1'
 short_version = __version__