diff --git a/src/server/BreCal/__init__.py b/src/server/BreCal/__init__.py
index 8d37e1d..93dabcc 100644
--- a/src/server/BreCal/__init__.py
+++ b/src/server/BreCal/__init__.py
@@ -78,7 +78,8 @@ def create_app(test_config=None, instance_path=None):
         log_kwargs["stream"] = sys.stderr
     else:
         log_kwargs["filename"] = app.config.get("LOG_FILE", "brecaltest.log")
-    logging.basicConfig(level=log_level, **log_kwargs)
+    # Force handler setup so WSGI doesn't keep the default stderr handler.
+    logging.basicConfig(level=log_level, force=True, **log_kwargs)
 
     if app.config.get("SECRET_KEY"):
         os.environ["SECRET_KEY"] = app.config["SECRET_KEY"]