diff --git a/lc-lib/transports/tcp/connectionsockettls.go b/lc-lib/transports/tcp/connectionsockettls.go
index df345e24..bee09761 100644
--- a/lc-lib/transports/tcp/connectionsockettls.go
+++ b/lc-lib/transports/tcp/connectionsockettls.go
@@ -62,6 +62,7 @@ func (t *connectionSocketTLS) Setup(ctx context.Context) error {
 
 	err := t.Handshake()
 	if err != nil {
+		log.Warning("[%s %s - %s] TLS handshake failed: %w", side, t.LocalAddr().String(), t.RemoteAddr().String(), err)
 		return err
 	}