diff --git a/src/wuttaweb/util.py b/src/wuttaweb/util.py
index a708398..7b97a59 100644
--- a/src/wuttaweb/util.py
+++ b/src/wuttaweb/util.py
@@ -619,7 +619,7 @@ def prop_is_fk(mapper, prop):  # pylint: disable=empty-docstring
     return False
 
 
-def make_json_safe(value, key=None, warn=True):
+def make_json_safe(value, key=None, warn=True):  # pylint: disable=too-many-branches
     """
     Convert a Python value as needed, to ensure it is compatible with
     :func:`python:json.dumps()`.