diff --git a/requirements-tests.txt b/requirements-tests.txt
index d35c7b5b0..71cba28ac 100644
--- a/requirements-tests.txt
+++ b/requirements-tests.txt
@@ -10,7 +10,7 @@ anyio[trio] >=3.2.1,<5.0.0
 PyJWT==2.8.0
 pyyaml >=5.3.1,<7.0.0
 passlib[bcrypt] >=1.7.2,<2.0.0
-inline-snapshot>=0.15.0
+inline-snapshot>=0.21.1
 # types
 types-ujson ==5.10.0.20240515
 types-orjson ==3.6.2
diff --git a/tests/utils.py b/tests/utils.py
index 2945d8216..c98e20c16 100644
--- a/tests/utils.py
+++ b/tests/utils.py
@@ -15,7 +15,7 @@ needs_pydanticv1 = pytest.mark.skipif(PYDANTIC_V2, reason="requires Pydantic v1"
 def pydantic_snapshot(
     *,
     v2: Snapshot,
-    v1: Snapshot,
+    v1: Snapshot,  # Remove v1 argument when deprecating Pydantic v1
 ):
     """
     This function should be used like this: