Remove redundant word

docs/user-guide/secrets/index.md

@@ -580,7 +580,7 @@ one called, say, `prod-user` with the `prod-db-secret`, and one called, say,
 ### Use-case: Dotfiles in secret volume
 
 In order to make piece of data 'hidden' (ie, in a file whose name begins with a dot character), simply
-make that key begin with a dot.  For example, when the following secret secret is mounted into a volume:
+make that key begin with a dot.  For example, when the following secret is mounted into a volume:
 
 ```json
 {