diff --git a/autoload/SpaceVim.vim b/autoload/SpaceVim.vim
index 1c8bba7ec..454cfe2c2 100644
--- a/autoload/SpaceVim.vim
+++ b/autoload/SpaceVim.vim
@@ -1821,6 +1821,10 @@ endfunction
 "     files in a given directory | f
 "     current project            | p
 " <
+" Instead of using flygrep to search text. SpaceVim also provides a general
+" async searcher. The key binding is `SPC s j`, an input promote will be
+" opened. After inserting text and press enter. searching results will be
+" displayed in quickfix window.
 
 ""
 " @section buffers-and-files, usage-buffers-and-files
diff --git a/doc/SpaceVim.txt b/doc/SpaceVim.txt
index d3bd9ec66..9de3ef3bc 100644
--- a/doc/SpaceVim.txt
+++ b/doc/SpaceVim.txt
@@ -5547,6 +5547,10 @@ The available scopes and corresponding keys are:
     files in a given directory | f
     current project            | p
 <
+Instead of using flygrep to search text. SpaceVim also provides a general
+async searcher. The key binding is `SPC s j`, an input promote will be opened.
+After inserting text and press enter. searching results will be displayed in
+quickfix window.
 
 ==============================================================================
 TASKS                                                   *SpaceVim-usage-tasks*