diff --git a/changelog b/changelog
index 42a5512..c9e2f43 100644
--- a/changelog
+++ b/changelog
@@ -3,6 +3,10 @@
 All notable changes to the **Brunix Assistance Engine** will be documented in this file. This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ---
+## [1.6.2] - 2026-03-26
+### Changed
+- RESEARCH: updated `embeddings/Embedding model selection.pdf`.
+
 
 ## [1.6.1] - 2026-03-20
 
diff --git a/research/embeddings/Embedding model selection.pdf b/research/embeddings/Embedding model selection.pdf
index d295567..3e4e2cb 100644
Binary files a/research/embeddings/Embedding model selection.pdf and b/research/embeddings/Embedding model selection.pdf differ