diff --git a/CHANGELOG.md b/CHANGELOG.md
index 63336bdc..723eb24c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,14 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
 <!-- insertion marker -->
+## [0.24.3](https://github.com/mkdocstrings/mkdocstrings/releases/tag/0.24.3) - 2024-04-05
+
+<small>[Compare with 0.24.2](https://github.com/mkdocstrings/mkdocstrings/compare/0.24.2...0.24.3)</small>
+
+### Bug Fixes
+
+- Support HTML toc labels with Python-Markdown 3.6+ (uncomment code...) ([7fe3e5f](https://github.com/mkdocstrings/mkdocstrings/commit/7fe3e5f28239c08094fb656728369998f52630ea) by Timothée Mazzucotelli).
+
 ## [0.24.2](https://github.com/mkdocstrings/mkdocstrings/releases/tag/0.24.2) - 2024-04-02
 
 <small>[Compare with 0.24.1](https://github.com/mkdocstrings/mkdocstrings/compare/0.24.1...0.24.2)</small>
diff --git a/src/mkdocstrings/extension.py b/src/mkdocstrings/extension.py
index b22d0888..bef8c799 100644
--- a/src/mkdocstrings/extension.py
+++ b/src/mkdocstrings/extension.py
@@ -299,8 +299,8 @@ def extendMarkdown(self, md: Markdown) -> None:  # noqa: N802 (casing: parent me
             "mkdocstrings_post_headings",
             priority=4,  # Right after 'toc'.
         )
-        # md.treeprocessors.register(
-        #     _TocLabelsTreeProcessor(md),
-        #     "mkdocstrings_post_toc_labels",
-        #     priority=4,  # Right after 'toc'.
-        # )
+        md.treeprocessors.register(
+            _TocLabelsTreeProcessor(md),
+            "mkdocstrings_post_toc_labels",
+            priority=4,  # Right after 'toc'.
+        )