diff --git a/docs/CHANGELOG.md b/docs/CHANGELOG.md
index 98ffd9d81c..351da8de70 100644
--- a/docs/CHANGELOG.md
+++ b/docs/CHANGELOG.md
@@ -23,6 +23,7 @@ Test fixtures for use by clients are available for each release on the [Github r
 - ✨ Tooling: Add Python 3.12 support ([#309](https://github.com/ethereum/execution-spec-tests/pull/309)).
 - ✨ Process: Added a Github pull request template ([#308](https://github.com/ethereum/execution-spec-tests/pull/308)).
 - ✨ Docs: Changelog updated post release ([#321](https://github.com/ethereum/execution-spec-tests/pull/321)).
+- ✨ Docs: Remove deprecated emoji extensions from mkdocs.yml ([#337](https://github.com/ethereum/execution-spec-tests/pull/337)).
 
 ## [v1.0.5](https://github.com/ethereum/execution-spec-tests/releases/tag/v1.0.5) - 2023-09-26: 🐍🏖️ Cancun Devnet 9 Release 3
 
diff --git a/mkdocs.yml b/mkdocs.yml
index 548421e3b0..5a890a3335 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -80,9 +80,6 @@ markdown_extensions:
       smart_enable: all
   - pymdownx.caret
   - pymdownx.details
-  - pymdownx.emoji:
-      emoji_index: !!python/name:materialx.emoji.twemoji
-      emoji_generator: !!python/name:materialx.emoji.to_svg
   - pymdownx.highlight
   - pymdownx.inlinehilite
   - pymdownx.keys