diff --git a/api/core/workflow/nodes/llm/node.py b/api/core/workflow/nodes/llm/node.py
index dfc2a0000..ecfbec703 100644
--- a/api/core/workflow/nodes/llm/node.py
+++ b/api/core/workflow/nodes/llm/node.py
@@ -737,7 +737,7 @@ class LLMNode(BaseNode):
                 and isinstance(prompt_messages[-1], UserPromptMessage)
                 and isinstance(prompt_messages[-1].content, list)
             ):
-                prompt_messages[-1] = UserPromptMessage(content=prompt_messages[-1].content + file_prompts)
+                prompt_messages[-1] = UserPromptMessage(content=file_prompts + prompt_messages[-1].content)
             else:
                 prompt_messages.append(UserPromptMessage(content=file_prompts))