diff --git a/jupyterlab_server/_version.py b/jupyterlab_server/_version.py
index 6f793658..e00547e2 100644
--- a/jupyterlab_server/_version.py
+++ b/jupyterlab_server/_version.py
@@ -4,7 +4,7 @@
 """
 import re
 
-__version__ = '2.8.2'
+__version__ = '2.9.0'
 
 # Build up version_info tuple for backwards compatibility
 pattern = r'(?P<major>\d+).(?P<minor>\d+).(?P<patch>\d+)(?P<rest>.*)'
diff --git a/pyproject.toml b/pyproject.toml
index 733a98d5..f30247c3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -10,7 +10,7 @@ ignore = ["tbump.toml", ".*", "*.yml", "docs/source/api/app-config.rst", "docs/s
 ignore-bad-ideas = ["jupyterlab_server/tests/translations/**/*.mo"]
 
 [tool.tbump.version]
-current = "2.8.2"
+current = "2.9.0"
 regex = '''
   (?P<major>\d+)\.(?P<minor>\d+)\.(?P<patch>\d+)
   ((?P<channel>a|b|rc|.dev)(?P<release>\d+))?