diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index b1d8bbf..bbb5c7b 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 0.4.1
+current_version = 1.0.0
 commit = True
 tag = False
 
diff --git a/js/package.json b/js/package.json
index 35ec59c..9d5e02d 100644
--- a/js/package.json
+++ b/js/package.json
@@ -1,6 +1,6 @@
 {
   "name": "jupyter-fs",
-  "version": "0.4.1",
+  "version": "1.0.0",
   "description": "A Filesystem-like mult-contents manager backend for Jupyter",
   "author": "The jupyter-fs authors",
   "license": "Apache-2.0",
diff --git a/jupyterfs/_version.py b/jupyterfs/_version.py
index b37c776..bb7338d 100644
--- a/jupyterfs/_version.py
+++ b/jupyterfs/_version.py
@@ -1,4 +1,4 @@
 # Copyright (c) Jupyter Development Team.
 # Distributed under the terms of the Modified BSD License.
 
-__version__ = "0.4.1"
+__version__ = "1.0.0"
diff --git a/pyproject.toml b/pyproject.toml
index b7f17a8..a793e90 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -9,7 +9,7 @@ build-backend = "hatchling.build"
 [project]
 name = "jupyter-fs"
 description = "A Filesystem-like mult-contents manager backend for Jupyter"
-version = "0.4.1"
+version = "1.0.0"
 readme = "README.md"
 license = { file = "LICENSE" }
 requires-python = ">=3.7"