diff --git a/bluecellulab/circuit/config/sonata_simulation_config.py b/bluecellulab/circuit/config/sonata_simulation_config.py
index 797aec4..393b619 100644
--- a/bluecellulab/circuit/config/sonata_simulation_config.py
+++ b/bluecellulab/circuit/config/sonata_simulation_config.py
@@ -155,7 +155,7 @@ def get_report_entries(self) -> dict[str, dict]:
 
         Each key is a report name, and the value is its configuration.
         """
-        reports = self.impl.config.get("reports", {})
+        reports = self.impl.config.get("reports") or {}
         if not isinstance(reports, dict):
             raise ValueError("Invalid format for 'reports' in SONATA config.")
         return reports