diff --git a/connectors/slackapp/slackApp.go b/connectors/slackapp/slackApp.go
index c8bcf13..74e494b 100644
--- a/connectors/slackapp/slackApp.go
+++ b/connectors/slackapp/slackApp.go
@@ -523,7 +523,7 @@ func (s *SlackApp) Who(id string) []string {
 			log.Error().Msg("empty member")
 		}
 		u := s.getUser(m, "unknown")
-		if u != "unknown" {
+		if u == "unknown" {
 			log.Error().
 				Err(err).
 				Str("user", m).