diff --git a/swh/web/api/apiresponse.py b/swh/web/api/apiresponse.py
--- a/swh/web/api/apiresponse.py
+++ b/swh/web/api/apiresponse.py
@@ -4,6 +4,7 @@
 # See top-level LICENSE file for more information
 
 import json
+import logging
 import traceback
 from typing import Any, Dict, Optional
 
@@ -23,6 +24,8 @@
 from swh.web.common.utils import gen_path_info, shorten_path
 from swh.web.config import get_config
 
+logger = logging.Logger(__name__)
+
 
 def compute_link_header(rv: Dict[str, Any], options: Dict[str, Any]) -> Dict[str, Any]:
     """Add Link header in returned value results.
@@ -201,6 +204,7 @@
 
     if get_config()["debug"]:
         error_data["traceback"] = traceback.format_exc()
+        logger.error(error_data["traceback"])
 
     return make_api_response(request, error_data, doc_data, options=error_opts)
 
diff --git a/swh/web/common/exc.py b/swh/web/common/exc.py
--- a/swh/web/common/exc.py
+++ b/swh/web/common/exc.py
@@ -3,6 +3,7 @@
 # License: GNU Affero General Public License version 3, or any later version
 # See top-level LICENSE file for more information
 
+import logging
 import traceback
 
 import sentry_sdk
@@ -13,6 +14,8 @@
 
 from swh.web.config import get_config
 
+logger = logging.Logger(__name__)
+
 
 class BadInputExc(ValueError):
     """Wrong request to the api.
@@ -135,6 +138,7 @@
     error_description = "%s: %s" % (type(exc).__name__, str(exc))
     if get_config()["debug"]:
         error_description = traceback.format_exc()
+        logger.error(error_description)
     if isinstance(exc, BadInputExc):
         error_code = 400
     if isinstance(exc, ForbiddenExc):