diff --git a/CHANGELOG.md b/CHANGELOG.md
index 006eec9b..a6ff77fe 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,8 @@
 
 ## [Unreleased][unreleased]
 
+## [1.0.0][] - 2021-03-02
+
 - See specs: https://github.com/metarhia/Contracts
 - Moved implementation from impress
   - Implement schemas for structures and scalars
@@ -12,4 +14,5 @@
 ## [0.x][] - First generation of metaschema
 
 [unreleased]: https://github.com/metarhia/impress/compare/v1.x...HEAD
+[1.0.0]: https://github.com/metarhia/metacom/compare/v0.x...v1.0.0
 [0.x]: https://github.com/metarhia/impress/releases/tag/v0.x
diff --git a/package-lock.json b/package-lock.json
index d0c6ee6a..d54cb1e3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "metaschema",
-  "version": "1.0.0-alpha.0",
+  "version": "1.0.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 6ced8c7b..1fcd0c13 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "metaschema",
-  "version": "1.0.0-alpha.0",
+  "version": "1.0.0",
   "author": "Timur Shemsedinov <timur.shemsedinov@gmail.com>",
   "description": "Metadata Schema and Interface Definition Language (IDL)",
   "license": "MIT",