diff --git a/src/changelog/buildpacks/_posts/2026-05-07-prometheus-3.5.3.md b/src/changelog/buildpacks/_posts/2026-05-07-prometheus-3.5.3.md
new file mode 100644
index 000000000..d0f7c79f8
--- /dev/null
+++ b/src/changelog/buildpacks/_posts/2026-05-07-prometheus-3.5.3.md
@@ -0,0 +1,9 @@
+---
+modified_at: 2026-05-07 12:00:00
+title: 'Prometheus - Prometheus 3.5.3 (LTS) is now available'
+github: 'https://github.com/Scalingo/prometheus-buildpack'
+---
+
+Prometheus `3.5.3` (LTS) is now available.
+
+[Changelog](https://github.com/prometheus/prometheus/releases/tag/v3.5.3)