diff --git a/lib/config/options/index.ts b/lib/config/options/index.ts
index 69b3aba993d2fec2f91aac5eedeb66326ebf89bc..6948d502b5a3f6eaf5bbba2d50c82a8425c43252 100644
--- a/lib/config/options/index.ts
+++ b/lib/config/options/index.ts
@@ -1082,7 +1082,7 @@ const options: RenovateOptions[] = [
   {
     name: 'matchUpdateTypes',
     description:
-      'Update types to match against (major, minor, pin, pinDigest, etc). Valid only within `packageRules` object.',
+      'Update types to match against (`major`, `minor`, `pin`, `pinDigest`, etc). Valid only within `packageRules` object.',
     type: 'array',
     subType: 'string',
     allowedValues: [