diff --git a/site/content/completions/_index.md b/site/content/completions/_index.md
index 2595a178..0115910f 100644
--- a/site/content/completions/_index.md
+++ b/site/content/completions/_index.md
@@ -319,7 +319,7 @@ cmd.RegisterFlagCompletionFunc("flag-name", cobra.NoFileCompletions)
 ```
 
 If you find that there are more situations where file completion should be turned off than
-when it is applicable, you can change the default `ShellCompDirective` for a command
+when it is applicable, you can recursively change the default `ShellCompDirective` for a command
 and its subcommands to `ShellCompDirectiveNoFileComp`:
 
 ```go
@@ -333,6 +333,8 @@ flags where file completion is applicable. For example:
 cmd.RegisterFlagCompletionFunc("flag-name", cobra.FixedCompletions(nil, ShellCompDirectiveDefault))
 ```
 
+To change the default directive for the entire program, set the DefaultShellCompDirective on the root command.
+
 #### Debugging
 
 You can also easily debug your Go completion code for flags: