diff --git a/structlog_gcp/constants.py b/structlog_gcp/constants.py
index 13df942..44d8bf6 100644
--- a/structlog_gcp/constants.py
+++ b/structlog_gcp/constants.py
@@ -16,6 +16,7 @@
     "warn": "WARNING",  # Warning events might cause problems.
     "warning": "WARNING",  # Warning events might cause problems.
     "error": "ERROR",  # Error events are likely to cause problems.
+    "exception": "ERROR",  # structlog.stdlib.BoundLogger.exception() method name.
     "critical": "CRITICAL",  # Critical events cause more severe problems or outages.
     # "alert": "ALERT", # A person must take an action immediately.
     # "emergency": "EMERGENCY", #	One or more systems are unusable.
diff --git a/tests/conftest.py b/tests/conftest.py
index 8527848..3f2583d 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -31,14 +31,22 @@ def mock_logger_env() -> Generator[None, None, None]:
 
 
 @pytest.fixture
-def logger(mock_logger_env: None) -> Generator[WrappedLogger, None, None]:
-    """Setup a logger for testing and return it"""
+def logger(
+    request: pytest.FixtureRequest, mock_logger_env: None
+) -> Generator[WrappedLogger, None, None]:
+    """Setup a logger for testing and return it.
+
+    Indirectly parametrize with a ``wrapper_class`` (e.g.
+    ``structlog.stdlib.BoundLogger``) to bind a non-default logger.
+    """
 
     structlog.reset_defaults()
     structlog.contextvars.clear_contextvars()
 
     processors = structlog_gcp.build_processors()
-    structlog.configure(processors=processors)
+    structlog.configure(
+        processors=processors, wrapper_class=getattr(request, "param", None)
+    )
     logger = structlog.get_logger()
 
     yield logger
diff --git a/tests/test_log.py b/tests/test_log.py
index 8ff8229..d7be34c 100644
--- a/tests/test_log.py
+++ b/tests/test_log.py
@@ -1,6 +1,7 @@
 import datetime
 from unittest.mock import patch
 
+import pytest
 import structlog
 from _pytest.capture import CaptureFixture
 from structlog.typing import WrappedLogger
@@ -28,7 +29,15 @@ def test_normal(stdout: T_stdout, logger: WrappedLogger) -> None:
     assert msg == expected
 
 
+@pytest.mark.parametrize(
+    "logger",
+    [None, structlog.stdlib.BoundLogger],
+    indirect=True,
+    ids=["default", "stdlib"],
+)
 def test_exception(stdout: T_stdout, logger: WrappedLogger) -> None:
+    # The stdlib logger's exception() logs with the "exception" method name
+    # (the default one uses "error"); both must map to ERROR severity.
     try:
         1 / 0
     except ZeroDivisionError: