diff --git a/pkg/gui/controllers/helpers/refresh_helper.go b/pkg/gui/controllers/helpers/refresh_helper.go
index 377319250..9e1489da4 100644
--- a/pkg/gui/controllers/helpers/refresh_helper.go
+++ b/pkg/gui/controllers/helpers/refresh_helper.go
@@ -51,6 +51,10 @@ func NewRefreshHelper(
 }
 
 func (self *RefreshHelper) Refresh(options types.RefreshOptions) error {
+	if options.Mode == types.ASYNC && options.Then != nil {
+		panic("RefreshOptions.Then doesn't work with mode ASYNC")
+	}
+
 	t := time.Now()
 	defer func() {
 		self.c.Log.Infof(fmt.Sprintf("Refresh took %s", time.Since(t)))