diff --git a/CHANGELOG.md b/CHANGELOG.md
index d2a092061..1a0f3c767 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+## [v3.4.3](https://github.com/traefik/traefik/tree/v3.4.3) (2025-06-26)
+[All Commits](https://github.com/traefik/traefik/compare/v3.4.2...v3.4.3)
+
+**Bug fixes:**
+- **[http3]** Bump quic-go to v.0.49.0 ([#11848](https://github.com/traefik/traefik/pull/11848) by [joshua-siw](https://github.com/joshua-siw))
+
 ## [v3.4.2](https://github.com/traefik/traefik/tree/v3.4.2) (2025-06-26)
 [All Commits](https://github.com/traefik/traefik/compare/v3.4.1...v3.4.2)
 
diff --git a/script/gcg/traefik-bugfix.toml b/script/gcg/traefik-bugfix.toml
index 0d046482c..75f553f47 100644
--- a/script/gcg/traefik-bugfix.toml
+++ b/script/gcg/traefik-bugfix.toml
@@ -4,11 +4,11 @@ RepositoryName = "traefik"
 OutputType = "file"
 FileName = "traefik_changelog.md"
 
-# example new bugfix v3.4.2
+# example new bugfix v3.4.3
 CurrentRef = "v3.4"
-PreviousRef = "v3.4.1"
+PreviousRef = "v3.4.2"
 BaseBranch = "v3.4"
-FutureCurrentRefName = "v3.4.2"
+FutureCurrentRefName = "v3.4.3"
 
 ThresholdPreviousRef = 10
 ThresholdCurrentRef = 10