diff --git a/.github/workflows/schema.yaml b/.github/workflows/schema.yaml
index 41f3cd01b..1e13c1fef 100644
--- a/.github/workflows/schema.yaml
+++ b/.github/workflows/schema.yaml
@@ -51,4 +51,4 @@ jobs:
           > docs/usage/configuration/config_documentation.md
       - name: Error in case of any differences
       # Errors if there are now any modified files (untracked files are ignored).
-        run: 'git diff || ! git status --porcelain=1 | grep "^ M"'
+        run: 'git diff --exit-code'
diff --git a/changelog.d/18528.doc b/changelog.d/18528.doc
new file mode 100644
index 000000000..83c03190d
--- /dev/null
+++ b/changelog.d/18528.doc
@@ -0,0 +1 @@
+Generate config documentation from JSON Schema file.