diff --git a/report_csv/models/ir_report.py b/report_csv/models/ir_report.py
index 629108272c..5ae7a9b214 100644
--- a/report_csv/models/ir_report.py
+++ b/report_csv/models/ir_report.py
@@ -55,7 +55,7 @@ def _render_csv(self, report_ref, docids, data):
         report_sudo = self._get_report(report_ref)
         report_model_name = f"report.{report_sudo.report_name}"
         report_model = self.env[report_model_name]
-        res_id = len(docids) == 1 and docids[0]
+        res_id = docids and len(docids) == 1 and docids[0]
         if not res_id or not report_sudo.attachment or not report_sudo.attachment_use:
             return report_model.with_context(
                 **{