diff --git a/mmcv/version.py b/mmcv/version.py
index c6d287348b..94665a2c66 100644
--- a/mmcv/version.py
+++ b/mmcv/version.py
@@ -1,5 +1,5 @@
 # Copyright (c) OpenMMLab. All rights reserved.
-__version__ = '2.0.0rc0'
+__version__ = '2.0.0rc1'
 
 
 def parse_version_info(version_str: str, length: int = 4) -> tuple:
@@ -30,6 +30,6 @@ def parse_version_info(version_str: str, length: int = 4) -> tuple:
     return tuple(release)
 
 
-version_info = (2, 0, 0, 0, 'rc', 0)
+version_info = (2, 0, 0, 0, 'rc', 1)
 
 __all__ = ['__version__', 'version_info', 'parse_version_info']
diff --git a/requirements/runtime.txt b/requirements/runtime.txt
index 66e90d6748..303c4b015c 100644
--- a/requirements/runtime.txt
+++ b/requirements/runtime.txt
@@ -1,4 +1,5 @@
 addict
+mmengine
 numpy
 packaging
 Pillow