diff --git a/pkg/command/options.go b/pkg/command/options.go
index ff59b7c..b6abf42 100644
--- a/pkg/command/options.go
+++ b/pkg/command/options.go
@@ -70,7 +70,7 @@ func ParseOptions() error {
 	}
 
 	if Opts.Bookmark != "" && Opts.Sessions {
-		return errors.New("--bookmark is not allowed in multi-session")
+		return errors.New("--bookmark is not allowed in multi-session mode")
 	}
 
 	if Opts.ConnectBackend != "" {