diff --git a/tests/test_patch.py b/tests/test_patch.py
index 3029a49..3847511 100644
--- a/tests/test_patch.py
+++ b/tests/test_patch.py
@@ -75,3 +75,33 @@ def test_runmodel_validator():
     assert hasattr(
         model, "_raw_response"
     ), "The raw response should be available from OpenAI"
+
+@pytest.mark.asyncio
+async def test_async_runmodel_validator():
+    aclient = instructor.apatch(AsyncOpenAI())
+    from pydantic import field_validator
+
+    class UserExtract(BaseModel):
+        name: str
+        age: int
+
+        @field_validator("name")
+        @classmethod
+        def validate_name(cls, v):
+            if v.upper() != v:
+                raise ValueError("Name should be uppercase")
+            return v
+
+    model = await aclient.chat.completions.create(
+        model="gpt-3.5-turbo",
+        response_model=UserExtract,
+        max_retries=2,
+        messages=[
+            {"role": "user", "content": "Extract jason is 25 years old"},
+        ],
+    )
+    assert isinstance(model, UserExtract), "Should be instance of UserExtract"
+    assert model.name == "JASON"
+    assert hasattr(
+        model, "_raw_response"
+    ), "The raw response should be available from OpenAI"