diff --git a/docs/changelog.md b/docs/changelog.md
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--- a/docs/changelog.md
+++ b/docs/changelog.md
@@ -3,6 +3,7 @@
 <!-- prettier-ignore -->
 Name | PR | Developer | Date | Version
 --- | --- | --- | --- | ---
+ ✨ New ontology: ExperimentalFactor-efo-3.63 | [577](https://github.com/laminlabs/bionty-base/pull/577) | [Zethson](https://github.com/Zethson) | 2024-05-15 |
 ✨ New ontology: CellType-cl-2024-02-13 | [576](https://github.com/laminlabs/bionty-base/pull/576) | [Zethson](https://github.com/Zethson) | 2024-05-15 |
 :sparkles: New Ontology: Tissue-uberon-2024-02-20 | [575](https://github.com/laminlabs/bionty-base/pull/575) | [Zethson](https://github.com/Zethson) | 2024-05-15 |
 ✨ New ontology: Organism-ensembl-release-111 and Organism-ensembl-release-112 | [574](https://github.com/laminlabs/bionty-base/pull/574) | [sunnyosun](https://github.com/sunnyosun) | 2024-05-15 |