diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 9635893d82..d58881c824 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -615,6 +615,29 @@ coccinelle:
     - util/check-cocci
     - if test "$(git status --porcelain | grep -Ev '\?\?' | wc -l)" -gt "0"; then git status --short; exit 1; fi
 
+meson-format:
+  ######################################################################
+  # Revert to using the "precheck_job" anchor after the "base" image is
+  # upgraded to Debian trixie, which has muon 0.4.0.
+  <<: *default_triggering_rules
+  <<: *debian_sid_amd64_image
+  stage: precheck
+  ######################################################################
+  needs: []
+  script:
+    - git ls-files "*meson.build" | xargs muon-meson fmt -i
+    - git diff > meson-format.patch
+    - if test "$(git status --porcelain | grep -Ev '\?\?' | wc -l)" -gt "0"; then git status --short; exit 1; fi
+  artifacts:
+    paths:
+      - meson-format.patch
+    expire_in: "1 week"
+    when: on_failure
+  rules:
+    - if: '$CI_PIPELINE_SOURCE == "merge_request_event"'
+      changes:
+        - "**/meson.build"
+
 doctest:
   <<: *precheck_job
   needs: []
diff --git a/meson.build b/meson.build
index c4316aa05d..c6859dec47 100644
--- a/meson.build
+++ b/meson.build
@@ -1650,7 +1650,7 @@ print(release_date, end="")
 if doc_opt.allowed()
     release_date = ''
     if python.found()
-      release_date = run_command(python, ['-c', get_release_date], check: true).stdout()
+        release_date = run_command(python, ['-c', get_release_date], check: true).stdout()
     endif
 
     man_srcconf = man_srcset.apply(config, strict: false)