diff --git a/changelog.d/1233-tarktee-datex-catalog-hardening.md b/changelog.d/1233-tarktee-datex-catalog-hardening.md
new file mode 100644
index 000000000..11b9641e2
--- /dev/null
+++ b/changelog.d/1233-tarktee-datex-catalog-hardening.md
@@ -0,0 +1,4 @@
+- Harden the Tarktee (Estonia) DATEX2 camera catalog fetches: refuse redirects,
+  cancel both response streams when either request fails or overflows the 4 MB
+  byte cap, extend the dual-XML fetch deadline to 15 s, and deduplicate camera
+  IDs before per-pack prioritization (yaka0007, #1233).