diff --git a/python/pyproject.toml b/python/pyproject.toml
index d25570b6..eb72978d 100644
--- a/python/pyproject.toml
+++ b/python/pyproject.toml
@@ -8,8 +8,6 @@ authors = [
 maintainers = [
     { name = "Nicholas Lambourne", email = "dev@ndl.im" },
 ]
-homepage = "https://github.com/nicklambourne/slackblocks"
-repository = "https://github.com/nicklambourne/slackblocks"
 license = { text = "MIT" }
 readme = "README.md"
 keywords = [
@@ -33,6 +31,14 @@ classifiers = [
     "Topic :: Communications :: Chat",
 ]
 requires-python = ">=3.10"
+
+[project.urls]
+Homepage = "https://github.com/nicklambourne/slackblocks"
+Repository = "https://github.com/nicklambourne/slackblocks"
+Documentation = "https://nicklambourne.github.io/slackblocks/"
+Changelog = "https://github.com/nicklambourne/slackblocks/blob/master/python/CHANGELOG.md"
+
+[tool.hatch.build.targets.sdist]
 exclude = ["test/**", "docs/**"]
 
 [dependency-groups]
diff --git a/typescript/nicklambourne-slackblocks-2.1.0.tgz b/typescript/nicklambourne-slackblocks-2.1.0.tgz
new file mode 100644
index 00000000..a68f1b43
Binary files /dev/null and b/typescript/nicklambourne-slackblocks-2.1.0.tgz differ
diff --git a/typescript/package.json b/typescript/package.json
index 062f3b6c..7a3bc6a1 100644
--- a/typescript/package.json
+++ b/typescript/package.json
@@ -42,7 +42,7 @@
     "typescript",
     "validation"
   ],
-  "slackblocksSpecVersion": "1.0.0",
+  "slackblocksSpecVersion": "1.0.1",
   "dependencies": {
     "@slack/types": "^3.0.0"
   },
diff --git a/typescript/test/conformance.test.ts b/typescript/test/conformance.test.ts
index eca0550d..8e065484 100644
--- a/typescript/test/conformance.test.ts
+++ b/typescript/test/conformance.test.ts
@@ -346,6 +346,9 @@ function constructFixture(id: string, expected: FixtureInput): unknown {
 }
 
 const manifest = readJson<Manifest>(resolve(SPEC_ROOT, "manifest.json"));
+const packageJson = readJson<{ slackblocksSpecVersion: string }>(
+  resolve(dirname(fileURLToPath(import.meta.url)), "../package.json"),
+);
 const coverage = readJson<Coverage>(resolve(SPEC_ROOT, "coverage.json"));
 
 function scalarPaths(value: unknown, prefix: string[] = []): string[] {
@@ -360,6 +363,7 @@ function scalarPaths(value: unknown, prefix: string[] = []): string[] {
 describe("valid conformance corpus", () => {
   it("declares the current spec and a non-empty fixture corpus", () => {
     expect(manifest.spec_version).toBe(specVersion);
+    expect(packageJson.slackblocksSpecVersion).toBe(specVersion);
     expect(manifest.fixtures.length).toBeGreaterThan(0);
     expect(new Set(manifest.fixtures.map(({ id }) => id)).size).toBe(
       manifest.fixtures.length,