diff --git a/.circleci/config.yml b/.circleci/config.yml
index d95670ea..cba73675 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -2,7 +2,7 @@ version: 2.0
 jobs:
   build:
     docker:
-      - image: clojure:temurin-17-tools-deps-bullseye
+      - image: clojure:temurin-21-tools-deps-bullseye
         environment:
           - DB_PORT: 5432
           - CLOJARS_ENVIRONMENT: test
diff --git a/CHANGELOG.org b/CHANGELOG.org
index dbe3df94..822a493e 100644
--- a/CHANGELOG.org
+++ b/CHANGELOG.org
@@ -3,6 +3,12 @@
 Newest items at the top. Note that updates before 2022-August were copied from
 [[https://groups.google.com/g/clojars-maintainers][announcements on the Clojars Maintainer's mailing list]] with little editing.
 
+** 2024-September
+*** [[https://github.com/clojars/clojars-web/tree/2024-09-07.2100][2024-09-07.2100]]
++ [[https://github.com/clojars/clojars-web/commit/7760c34369f0d107bfa26a3703e1334f32f531e3][Upgrade to clojure 1.12.0]] ([[https://github.com/tobias][Toby Crawley]])
++ [[https://github.com/clojars/infrastructure/commit/28a7362e772902241162ebcfdb6e8bc228c3b35c][Upgrade to java 21]] ([[https://github.com/tobias][Toby Crawley]])
++ [[https://github.com/clojars/clojars-web/pull/886][Add hcaptcha to signup form]] ([[https://github.com/tobias][Toby Crawley]])
+
 ** 2024-August
 *** [[https://github.com/clojars/clojars-web/tree/2024-08-03.2087][2024-08-03.2087]]
 + [[https://github.com/clojars/clojars-web/commit/ac9e6733a261ebb18d305379ef95f34d42fe3ef5][Upgrade to clojure 1.12.0-rc1]] ([[https://github.com/tobias][Toby Crawley]])