diff --git a/pydantic_ai_slim/pydantic_ai/models/huggingface.py b/pydantic_ai_slim/pydantic_ai/models/huggingface.py
index 23473fb7d6..e4a7157393 100644
--- a/pydantic_ai_slim/pydantic_ai/models/huggingface.py
+++ b/pydantic_ai_slim/pydantic_ai/models/huggingface.py
@@ -377,8 +377,6 @@ def _map_tool_definition(f: ToolDefinition) -> ChatCompletionInputTool:
                 },
             }
         )
-        if f.strict is not None:
-            tool_param['function']['strict'] = f.strict
         return tool_param
 
     async def _map_user_message(
diff --git a/tests/models/test_huggingface.py b/tests/models/test_huggingface.py
index c872c6154b..7c9493fed7 100644
--- a/tests/models/test_huggingface.py
+++ b/tests/models/test_huggingface.py
@@ -893,51 +893,6 @@ async def test_thinking_part_in_history(allow_model_requests: None):
     )
 
 
-@pytest.mark.parametrize('strict', [True, False, None])
-async def test_tool_strict_mode(allow_model_requests: None, strict: bool | None):
-    tool_call = ChatCompletionOutputToolCall.parse_obj_as_instance(  # type:ignore
-        {
-            'function': ChatCompletionOutputFunctionDefinition.parse_obj_as_instance(  # type:ignore
-                {
-                    'name': 'my_tool',
-                    'arguments': '{"x": 42}',
-                }
-            ),
-            'id': '1',
-            'type': 'function',
-        }
-    )
-    responses = [
-        completion_message(
-            ChatCompletionOutputMessage.parse_obj_as_instance(  # type:ignore
-                {
-                    'content': None,
-                    'role': 'assistant',
-                    'tool_calls': [tool_call],
-                }
-            )
-        ),
-        completion_message(ChatCompletionOutputMessage(content='final response', role='assistant')),  # type: ignore
-    ]
-    mock_client = MockHuggingFace.create_mock(responses)
-    model = HuggingFaceModel('hf-model', provider=HuggingFaceProvider(hf_client=mock_client, api_key='x'))
-    agent = Agent(model)
-
-    @agent.tool_plain(strict=strict)
-    def my_tool(x: int) -> int:
-        return x
-
-    result = await agent.run('hello')
-    assert result.output == 'final response'
-
-    kwargs = get_mock_chat_completion_kwargs(mock_client)[0]
-    tools = kwargs['tools']
-    if strict is not None:
-        assert tools[0]['function']['strict'] is strict
-    else:
-        assert 'strict' not in tools[0]['function']
-
-
 @pytest.mark.parametrize(
     'content_item, error_message',
     [