diff --git a/packages/guardian-prover-health-check-ui/.prettierignore b/packages/guardian-prover-health-check-ui/.prettierignore
index cc41cea9b2..60cf61d08c 100644
--- a/packages/guardian-prover-health-check-ui/.prettierignore
+++ b/packages/guardian-prover-health-check-ui/.prettierignore
@@ -2,3 +2,4 @@
 pnpm-lock.yaml
 package-lock.json
 yarn.lock
+CHANGELOG.md