diff --git a/CHANGELOG.md b/CHANGELOG.md
index 654b806664..2d8e789703 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,7 @@
 - Add API V2 from DMPonline [#3587](https://github.com/DMPRoadmap/roadmap/pull/3587)
   - Add complete plan flag to V2 API [#3595](https://github.com/DMPRoadmap/roadmap/pull/3595)
 - chore(deps): `bundle update && yarn upgrade` and bump `node-version` in workflows [#3601](https://github.com/DMPRoadmap/roadmap/pull/3601)
+- Update `database.yml.sample`: add separate test db [#3521](https://github.com/DMPRoadmap/roadmap/pull/3521)
 
 ## v5.0.2
 - Bump Ruby to v3.1.4 and use `.ruby-version` in CI
diff --git a/config/database.yml.sample b/config/database.yml.sample
index ea0354e1d4..0e81a500bb 100644
--- a/config/database.yml.sample
+++ b/config/database.yml.sample
@@ -13,3 +13,4 @@ development:
 
 test:
   <<: *defaults
+  database: <%= ENV.fetch('TEST_DB_NAME', 'roadmap_test') %>