diff --git a/apps/swh-objstorage/requirements-frozen.txt b/apps/swh-objstorage/requirements-frozen.txt
index 03785ff2608f596391a508c152491d3ee6f237a0..12b490cf500440e7af8d77827bc80a18c6529bab 100644
--- a/apps/swh-objstorage/requirements-frozen.txt
+++ b/apps/swh-objstorage/requirements-frozen.txt
@@ -26,6 +26,7 @@ multidict==6.0.5
 packaging==24.1
 pycparser==2.22
 python-dateutil==2.9.0.post0
+python-json-logger==2.0.7
 python-magic==0.4.27
 python-mimeparse==1.6.0
 PyYAML==6.0.2