diff --git a/CHANGELOG.md b/CHANGELOG.md
index b63f4431..42a63f78 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,16 @@
+4.3.0 - 2025-08-09
+==================
+
+### Features
+- `language: docker` / `language: docker_image`: detect rootless docker.
+    - #3446 PR by @matthewhughes934.
+    - #1243 issue by @dkolepp.
+- `language: julia`: avoid `startup.jl` when executing hooks.
+    - #3496 PR by @ericphanson.
+- `language: dart`: support latest dart versions which require a higher sdk
+  lower bound.
+    - #3507 PR by @bc-lee.
+
 4.2.0 - 2025-03-18
 ==================
 
diff --git a/setup.cfg b/setup.cfg
index 90f49df9..9b0e02ad 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = pre_commit
-version = 4.2.0
+version = 4.3.0
 description = A framework for managing and maintaining multi-language pre-commit hooks.
 long_description = file: README.md
 long_description_content_type = text/markdown