diff --git a/pilot/scene/chat_dashboard/prompt.py b/pilot/scene/chat_dashboard/prompt.py
index 7a88ab0a5..00e40e790 100644
--- a/pilot/scene/chat_dashboard/prompt.py
+++ b/pilot/scene/chat_dashboard/prompt.py
@@ -17,7 +17,7 @@ Provide professional data analysis, use as few dimensions as possible, but no le
 Used to support goal: {input}
 
 Pay attention to the length of the output content of the analysis result, do not exceed 4000tokens
-According to the characteristics of the analyzed data, choose the best one from the charts provided below to display，chart types:
+According to the characteristics of the analyzed data, choose the best one from the charts provided below to display, use different types of charts as much as possible，chart types:
 {supported_chat_type}
 
 Give {dialect} data analysis SQL, analysis title, display method and analytical thinking,respond in the following json format: