diff --git a/packages/tui/internal/components/chat/messages.go b/packages/tui/internal/components/chat/messages.go
index a10c13a0..098a329b 100644
--- a/packages/tui/internal/components/chat/messages.go
+++ b/packages/tui/internal/components/chat/messages.go
@@ -368,7 +368,7 @@ func (m *messagesComponent) renderView() tea.Cmd {
 						if reverted {
 							continue
 						}
-						if part.Text == "" {
+						if strings.TrimSpace(part.Text) == "" {
 							continue
 						}
 						hasTextPart = true