diff --git a/litellm/llms/custom_httpx/aiohttp_handler.py b/litellm/llms/custom_httpx/aiohttp_handler.py
index 93b6c563dc1..81cc2b08b91 100644
--- a/litellm/llms/custom_httpx/aiohttp_handler.py
+++ b/litellm/llms/custom_httpx/aiohttp_handler.py
@@ -198,6 +198,7 @@ class BaseLLMAIOHTTPHandler:
                     headers=headers,
                     json=data,
                     data=form_data,
+                    timeout=timeout,
                 )
                 if not response.ok:
                     response.raise_for_status()
diff --git a/tests/test_litellm/llms/custom_httpx/test_aiohttp_handler.py b/tests/test_litellm/llms/custom_httpx/test_aiohttp_handler.py
index 6e19b2341a7..9c4ee1a695f 100644
--- a/tests/test_litellm/llms/custom_httpx/test_aiohttp_handler.py
+++ b/tests/test_litellm/llms/custom_httpx/test_aiohttp_handler.py
@@ -423,3 +423,39 @@ class TestBaseLLMAIOHTTPHandler:
         # Should use transport, not connector
         mock_transport._get_valid_client_session.assert_called_once()
         assert result is mock_session_from_transport
+
+    @pytest.mark.asyncio
+    async def test_make_common_async_call_forwards_timeout(self):
+        """Test _make_common_async_call forwards timeout to aiohttp ClientSession.post"""
+        handler = BaseLLMAIOHTTPHandler()
+
+        timeout = aiohttp.ClientTimeout(total=1)
+        mock_response = Mock()
+        mock_response.ok = True
+
+        mock_session = Mock()
+        mock_session.post = AsyncMock(return_value=mock_response)
+
+        provider_config = Mock()
+        provider_config.max_retry_on_unprocessable_entity_error = 0
+
+        response = await handler._make_common_async_call(
+            async_client_session=mock_session,
+            provider_config=provider_config,
+            api_base="https://example.com/test",
+            headers={"Authorization": "Bearer test"},
+            data={"input": "hello"},
+            timeout=timeout,
+            litellm_params={},
+            form_data=None,
+            stream=False,
+        )
+
+        assert response is mock_response
+        mock_session.post.assert_awaited_once_with(
+            url="https://example.com/test",
+            headers={"Authorization": "Bearer test"},
+            json={"input": "hello"},
+            data=None,
+            timeout=timeout,
+        )