diff --git a/api/core/features/assistant_base_runner.py b/api/core/features/assistant_base_runner.py
index 1d9541070f..b43d1cd40e 100644
--- a/api/core/features/assistant_base_runner.py
+++ b/api/core/features/assistant_base_runner.py
@@ -145,7 +145,7 @@ class BaseAssistantApplicationRunner(AppRunner):
                 result += f"result link: {response.message}. please tell user to check it."
             elif response.type == ToolInvokeMessage.MessageType.IMAGE_LINK or \
                  response.type == ToolInvokeMessage.MessageType.IMAGE:
-                result += "image has been created and sent to user already, you should tell user to check it now."
+                result += "image has been created and sent to user already, you do not need to create it, just tell the user to check it now."
             else:
                 result += f"tool response: {response.message}."
 
diff --git a/api/core/tools/tool/tool.py b/api/core/tools/tool/tool.py
index 351ae4362e..103fb931c5 100644
--- a/api/core/tools/tool/tool.py
+++ b/api/core/tools/tool/tool.py
@@ -232,7 +232,7 @@ class Tool(BaseModel, ABC):
                 result += f"result link: {response.message}. please tell user to check it."
             elif response.type == ToolInvokeMessage.MessageType.IMAGE_LINK or \
                  response.type == ToolInvokeMessage.MessageType.IMAGE:
-                result += "image has been created and sent to user already, you should tell user to check it now."
+                result += "image has been created and sent to user already, you do not need to create it, just tell the user to check it now."
             elif response.type == ToolInvokeMessage.MessageType.BLOB:
                 if len(response.message) > 114:
                     result += str(response.message[:114]) + '...'