diff --git a/pyproject.toml b/pyproject.toml
index 8fbc7cd..0448a11 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,14 +4,14 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "py-multicodec"
-version = "0.2.1"
+version = "1.0.0"
 description = "Multicodec implementation in Python"
 readme = "README.rst"
 authors = [{ name = "Dhruv Baldawa", email = "dhruv@dhruvb.com" }]
 license = { text = "MIT" }
 keywords = ["multicodec", "multiformats", "CID", "IPFS", "IPLD"]
 classifiers = [
-    "Development Status :: 4 - Beta",
+    "Development Status :: 5 - Production/Stable",
     "Intended Audience :: Developers",
     "License :: OSI Approved :: MIT License",
     "Natural Language :: English",
@@ -29,19 +29,16 @@ dependencies = [
 
 [project.urls]
 Homepage = "https://github.com/multiformats/py-multicodec"
-Download = "https://github.com/multiformats/py-multicodec/tarball/0.2.1"
+Download = "https://github.com/multiformats/py-multicodec/tarball/1.0.0"
 
 [project.optional-dependencies]
 dev = [
     "Sphinx>=5.0.0",
     "build>=0.9.0",
     "bump-my-version>=1.2.0",
-    "codecov",
-    "coverage>=6.5.0",
     "mypy",
     "pre-commit",
     "pytest",
-    "pytest-cov",
     "pytest-runner",
     "ruff",
     "towncrier>=24,<25",
@@ -63,21 +60,6 @@ include = ["multicodec*"]
 testpaths = ["tests"]
 python_classes = "*TestCase"
 
-[tool.coverage.run]
-source = ["multicodec"]
-
-[tool.coverage.report]
-exclude_lines = [
-    "pragma: no cover",
-    "def __repr__",
-    "if self.debug:",
-    "if settings.DEBUG",
-    "raise AssertionError",
-    "raise NotImplementedError",
-    "if 0:",
-    "if __name__ == .__main__.:",
-]
-
 [tool.towncrier]
 # Read https://github.com/multiformats/py-multicodec/blob/master/newsfragments/README.md for instructions
 directory = "newsfragments"
@@ -134,7 +116,7 @@ name = "Removals"
 showcontent = true
 
 [tool.bumpversion]
-current_version = "0.2.1"
+current_version = "1.0.0"
 parse = """
     (?P<major>\\d+)
     \\.(?P<minor>\\d+)
@@ -162,14 +144,19 @@ replace = "version = \"{new_version}\""
 
 [[tool.bumpversion.files]]
 filename = "multicodec/__init__.py"
-search = "__version__ = '{current_version}'"
-replace = "__version__ = '{new_version}'"
+search = "__version__ = \"{current_version}\""
+replace = "__version__ = \"{new_version}\""
 
 [[tool.bumpversion.files]]
 filename = "pyproject.toml"
 search = "Download = \"https://github.com/multiformats/py-multicodec/tarball/{current_version}\""
 replace = "Download = \"https://github.com/multiformats/py-multicodec/tarball/{new_version}\""
 
+[[tool.bumpversion.files]]
+filename = "version.json"
+search = '"version": "v{current_version}"'
+replace = '"version": "v{new_version}"'
+
 [tool.mypy]
 python_version = "3.10"
 check_untyped_defs = false
diff --git a/version.json b/version.json
new file mode 100644
index 0000000..77dfc03
--- /dev/null
+++ b/version.json
@@ -0,0 +1,3 @@
+{
+  "version": "v1.0.0"
+}