diff --git a/requirements-tests.txt b/requirements-tests.txt
index 06ac8b551..fbd20c11a 100644
--- a/requirements-tests.txt
+++ b/requirements-tests.txt
@@ -6,6 +6,7 @@ ruff ==0.0.275
 black == 23.3.0
 httpx >=0.23.0,<0.25.0
 email_validator >=1.1.1,<3.0.0
+dirty-equals ==0.6.0
 # TODO: once removing databases from tutorial, upgrade SQLAlchemy
 # probably when including SQLModel
 sqlalchemy >=1.3.18,<1.4.43