diff --git a/doc/openocd.texi b/doc/openocd.texi
index 4ad66ee5f..ec856757d 100644
--- a/doc/openocd.texi
+++ b/doc/openocd.texi
@@ -9335,7 +9335,7 @@ Redirect logging to @var{filename}. If used without an argument or
 stderr.
 @end deffn
 
-@deffn {Command} {add_script_search_dir} [directory]
+@deffn {Command} {add_script_search_dir} directory
 Add @var{directory} to the file/script search path.
 @end deffn