diff --git a/README.md b/README.md
index 48d97d5a4dc..07ee0859703 100644
--- a/README.md
+++ b/README.md
@@ -44,7 +44,7 @@ This project is released under the [Apache 2.0 license](LICENSE).
 
 ## Changelog
 
-v2.10.0 was released in 01/03/2021.
+v2.11.0 was released in 01/04/2021.
 Please refer to [changelog.md](docs/changelog.md) for details and release history.
 A comparison between v1.x and v2.0 codebases can be found in [compatibility.md](docs/compatibility.md).
 
diff --git a/README_zh-CN.md b/README_zh-CN.md
index 9d7055d177b..e84e1f45f2f 100644
--- a/README_zh-CN.md
+++ b/README_zh-CN.md
@@ -44,7 +44,7 @@ v1.x 的历史版本支持 PyTorch 1.1 到 1.4，但是我们强烈建议用户
 
 ## 更新日志
 
-最新的月度版本 v2.10.0 在 2021.03.01 发布。
+最新的月度版本 v2.11.0 在 2021.04.01 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/changelog.md)。
 在[兼容性说明文档](docs/compatibility.md)中我们提供了 1.x 和 2.0 版本的详细比较。
 
diff --git a/docs/changelog.md b/docs/changelog.md
index 95142238221..5bda0b15fe2 100644
--- a/docs/changelog.md
+++ b/docs/changelog.md
@@ -1,5 +1,35 @@
 ## Changelog
 
+### v2.11. (01/4/2021)
+
+**Highlights**
+
+- Support new method: [Localization Distillation for Object Detection](https://arxiv.org/pdf/2102.12252.pdf)
+- Support Pytorch2ONNX with batch inference and dynamic shape
+
+**New Features**
+
+- Support localization distillation for object detection (#4758)
+- Support Pytorch2ONNX with batch inference and dynamic shape for Faster-RCNN and mainstream one-stage detectors (#4796)
+- Add Deformable Conv2d TensorRT plugin (#858)
+
+**Improvements**
+
+- Support batch inference in head of RetinaNet (#4699)
+- Add batch dimension in second stage of Faster-RCNN (#4785)
+- Support batch inference in bbox coder (#4721)
+- Add check for `ann_ids` in `COCODataset` to ensure it is unique (#4789)
+- support for showing the FPN results (#4716)
+- support dynamic shape for grid_anchor (#4684)
+- Support automatic statistical evaluation results and export them to EXCEL (#4693)
+- Move pycocotools version check to when it is used (#4880) 
+
+**Bug Fixes**
+
+- Fix a bug of TridentNet when doing the batch inference (#4717)
+- Fix a bug of Pytorch2ONNX in FASF (#4735)
+- Fix a bug when show the image with float type (#4732)
+
 ### v2.10.0 (01/03/2021)
 
 #### Highlights
diff --git a/docs/get_started.md b/docs/get_started.md
index 51f2e135570..1e5cfaf40e5 100644
--- a/docs/get_started.md
+++ b/docs/get_started.md
@@ -12,6 +12,7 @@ The compatible MMDetection and MMCV versions are as below. Please install the co
 | MMDetection version |    MMCV version     |
 |:-------------------:|:-------------------:|
 | master              | mmcv-full>=1.2.4, <1.4.0 |
+| 2.11.0              | mmcv-full>=1.2.4, <1.4.0 |
 | 2.10.0              | mmcv-full>=1.2.4, <1.4.0 |
 | 2.9.0               | mmcv-full>=1.2.4, <1.4.0 |
 | 2.8.0               | mmcv-full>=1.2.4, <1.4.0 |
diff --git a/mmdet/version.py b/mmdet/version.py
index e704f88d2a8..a3b741aed16 100644
--- a/mmdet/version.py
+++ b/mmdet/version.py
@@ -1,6 +1,6 @@
 # Copyright (c) Open-MMLab. All rights reserved.
 
-__version__ = '2.10.0'
+__version__ = '2.11.0'
 short_version = __version__