diff --git a/doc/json_ui.asciidoc b/doc/json_ui.asciidoc
index 9d3e3dc6..cdfae701 100644
--- a/doc/json_ui.asciidoc
+++ b/doc/json_ui.asciidoc
@@ -49,6 +49,7 @@ Here are the requests that can be written by the json ui on stdout:
   mode can be:
   - prompt: the coordinate line should be 0, and the cursor is in the prompt area
   - buffer: the cursor is in the buffer display area
+* refresh(bool force)
 
 The requests that the json ui can interpret on stdin are: