diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 51d3c1a1c..de4bdbb1f 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -49,7 +49,7 @@ jobs:
       - name: Install PyTorch
         run: pip install torch==${{matrix.torch}}+cpu torchvision==${{matrix.torchvision}}+cpu -f https://download.pytorch.org/whl/torch_stable.html
       - name: Install MMCV
-        run: pip install mmcv-full==1.0.5+torch${{matrix.torch}}+cpu -f https://openmmlab.oss-accelerate.aliyuncs.com/mmcv/dist/index.html
+        run: pip install mmcv-full==latest+torch${{matrix.torch}}+cpu -f https://openmmlab.oss-accelerate.aliyuncs.com/mmcv/dist/index.html
       - name: Install unittest dependencies
         run: pip install -r requirements/tests.txt -r requirements/optional.txt
       - name: Build and install
@@ -74,20 +74,20 @@ jobs:
         include:
           - torch: 1.3.1
             torchvision: 0.4.2
-            mmcv: "1.0.5+torch1.3.0+cu101"
+            mmcv: "latest+torch1.3.0+cu101"
           - torch: 1.5.1+cu101
             torchvision: 0.6.1+cu101
-            mmcv: "1.0.5+torch1.5.0+cu101"
+            mmcv: "latest+torch1.5.0+cu101"
           - torch: 1.6.0+cu101
             torchvision: 0.7.0+cu101
-            mmcv: "1.0.5+torch1.6.0+cu101"
+            mmcv: "latest+torch1.6.0+cu101"
           - torch: 1.6.0+cu101
             torchvision: 0.7.0+cu101
-            mmcv: "1.0.5+torch1.6.0+cu101"
+            mmcv: "latest+torch1.6.0+cu101"
             python-version: 3.6
           - torch: 1.6.0+cu101
             torchvision: 0.7.0+cu101
-            mmcv: "1.0.5+torch1.6.0+cu101"
+            mmcv: "latest+torch1.6.0+cu101"
             python-version: 3.8
 
     steps:
diff --git a/docs/install.md b/docs/install.md
index 55e629752..8b7c06a4f 100644
--- a/docs/install.md
+++ b/docs/install.md
@@ -72,7 +72,7 @@ pip install mmcv-full
 
 | MMDetection version |    MMCV version     |
 |:-------------------:|:-------------------:|
-| master              | mmcv-full>=1.0.5, <1.1.0|
+| master              | mmcv-full>=1.0.5, <=1.1.1|
 | 2.3.0               | mmcv-full==1.0.5|
 | 2.3.0rc0            | mmcv-full>=1.0.2    |
 | 2.2.1               | mmcv==0.6.2         |
diff --git a/mmdet/__init__.py b/mmdet/__init__.py
index ef6e8a518..2e6006ad6 100644
--- a/mmdet/__init__.py
+++ b/mmdet/__init__.py
@@ -16,7 +16,7 @@ def digit_version(version_str):
 
 
 mmcv_minimum_version = '1.0.5'
-mmcv_maximum_version = '1.0.5'
+mmcv_maximum_version = '1.1.1'
 mmcv_version = digit_version(mmcv.__version__)