diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..5691a3b
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,5 @@
+# v1.0.0 (2022-10-17)
+
+## ✨ New Features
+
+- [`424e8c1`](https://github.com/aaditmshah/demark/commit/424e8c1) The @demark/parser package is born.
diff --git a/package.json b/package.json
index 4e54d3c..05461ec 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@demark/parser",
-  "version": "0.0.0-development",
+  "version": "1.0.0",
   "description": "The official Demark language specification and parser.",
   "keywords": [
     "demark",