diff --git a/lib/NGCP/Panel/Role/API/Conversations.pm b/lib/NGCP/Panel/Role/API/Conversations.pm
index 35a8a6ce4a..fd6b9a181f 100644
--- a/lib/NGCP/Panel/Role/API/Conversations.pm
+++ b/lib/NGCP/Panel/Role/API/Conversations.pm
@@ -599,7 +599,7 @@ sub _get_voicemail_rs {
     });
 
     $rs = $self->_apply_timestamp_from_to(
-        s => $rs,
+        rs => $rs,
         params => $params,
         col => 'me.origtime'
     );