diff --git a/CHANGELOG.md b/CHANGELOG.md
index 376d466..27b6bc8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,10 +2,7 @@
 
 ## [unreleased]
 
-### Changed
-- update `README.md` with release download URLs and pinned-version install examples.
-
-## 0.0.1 [2026-06-25]
+## 1.0.0
 
 ### Added
 - Three.js-based DFG 3D Viewer library (`dfg_3dviewer.min.js`) with CSS, Draco, IFC WASM, and font assets.