diff --git a/dnf/automatic/main.py b/dnf/automatic/main.py
index 965bcb46b8..815a3511a2 100644
--- a/dnf/automatic/main.py
+++ b/dnf/automatic/main.py
@@ -230,7 +230,7 @@ def __init__(self):
             libdnf.conf.VectorString(['email', 'stdio'])))
         self.add_option('output_width', libdnf.conf.OptionNumberInt32(80))
         self.add_option('system_name', libdnf.conf.OptionString(socket.gethostname()))
-        self.add_option('send_error_messages', libdnf.conf.OptionString(
+        self.add_option('send_error_messages', libdnf.conf.OptionStringList(
             libdnf.conf.VectorString(['yes', 'no'])
         ))