diff --git a/report_qweb_signer/models/ir_actions_report.py b/report_qweb_signer/models/ir_actions_report.py
index 349d101ab..ee0dd7c35 100644
--- a/report_qweb_signer/models/ir_actions_report.py
+++ b/report_qweb_signer/models/ir_actions_report.py
@@ -38,11 +38,11 @@ class IrActionsReport(models.Model):
         """Obtain the proper certificate for the report and the conditions."""
         if self.report_type != "qweb-pdf":
             return False
-        obj = self.env[self.model].browse(res_ids[0])
-        if "company_id" in obj:
-            company_id = obj.company_id.id
-        else:
-            company_id = self.env.user.company_id.id
+        company_id = self.env.user.company_id.id
+        if res_ids:
+            obj = self.env[self.model].browse(res_ids[0])
+            if "company_id" in obj:
+                company_id = obj.company_id.id
         certificates = self.env["report.certificate"].search(
             [
                 ("company_id", "=", company_id),