diff --git a/CHANGELOG.md b/CHANGELOG.md
index 26af8c2..9596bb0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,8 @@
 
 ## [Unreleased]
 
+## [2.0.0] - 2026-03-10
+
 QMD 2.0 declares a stable library API. The SDK is now the primary interface —
 the MCP server is a clean consumer of it, and the source is organized into
 `src/cli/` and `src/mcp/`. Also: Node 25 support and a runtime-aware bin wrapper
diff --git a/package.json b/package.json
index 38caac6..20176c5 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@tobilu/qmd",
-  "version": "1.1.6",
+  "version": "2.0.0",
   "description": "Query Markup Documents - On-device hybrid search for markdown files with BM25, vector search, and LLM reranking",
   "type": "module",
   "main": "dist/index.js",