diff --git a/mmseg/__init__.py b/mmseg/__init__.py
index 5fcb84e8c4..c7733b6be1 100644
--- a/mmseg/__init__.py
+++ b/mmseg/__init__.py
@@ -8,7 +8,7 @@
 from .version import __version__, version_info
 
 MMCV_MIN = '2.0.0rc4'
-MMCV_MAX = '2.2.0'
+MMCV_MAX = '3.0.0'
 MMENGINE_MIN = '0.5.0'
 MMENGINE_MAX = '1.0.0'
 
diff --git a/requirements/mminstall.txt b/requirements/mminstall.txt
index 5732d345bb..f9749d622f 100644
--- a/requirements/mminstall.txt
+++ b/requirements/mminstall.txt
@@ -1,2 +1,2 @@
-mmcv>=2.0.0rc4,<2.2.0
+mmcv>=2.0.0rc4,<3.0.0
 mmengine>=0.5.0,<1.0.0