diff --git a/lua/avante/templates/_tools-guidelines.avanterules b/lua/avante/templates/_tools-guidelines.avanterules
index 384ca2e..6d07328 100644
--- a/lua/avante/templates/_tools-guidelines.avanterules
+++ b/lua/avante/templates/_tools-guidelines.avanterules
@@ -4,6 +4,7 @@ Tools Usage Guide:
   - You have access to tools, but only use them when necessary. If a tool is not required, respond as normal.
   - If the `rag_search` tool exists, prioritize using it to do the search!
   - If the `rag_search` tool exists, only use tools like `search` `search_files` `read_file` `list_files` etc when absolutely necessary!
+  - Keep the `query` parameter of `rag_search` tool as concise as possible! Try to keep it within five English words!
   - If you encounter a URL, prioritize using the `fetch` tool to obtain its content.
   - If you have information that you don't know, please proactively use the tools provided by users! Especially the `web_search` tool.
   - When available tools cannot meet the requirements, please try to use the `run_command` tool to solve the problem whenever possible.