diff --git a/README.md b/README.md
index 4d375d16..2e6171c7 100644
--- a/README.md
+++ b/README.md
@@ -81,6 +81,7 @@ other content at [w0rp.com](https://w0rp.com).
     18. [How can I configure ALE differently for different buffers?](#faq-buffer-configuration)
     19. [How can I configure the height of the list in which ALE displays errors?](#faq-list-window-height)
     20. [How can I run linters or fixers via Docker or a VM?](#faq-vm)
+    21. [How can I change the borders for floating preview windows?](#faq-window-borders)
 
 <a name="supported-languages"></a>
 
@@ -908,6 +909,8 @@ correct commands and map filename paths between different file systems. See
 `:help ale-lint-other-machines` for the full documentation on how to configure
 ALE to support this.
 
+<a name="faq-window-borders"></a>
+
 ### 5.xxi. How can I change the borders for floating preview windows?
 
 Borders for floating preview windows are enabled by default. You can use the
@@ -919,7 +922,8 @@ You could disable the border with an empty list.
 let g:ale_floating_window_border = []
 ```
 
-If the terminal supports Unicode, you might try setting the value like below, to make it look nicer.
+If the terminal supports Unicode, you might try setting the value like below, to
+make it look nicer.
 
 ```vim
 let g:ale_floating_window_border = ['│', '─', '╭', '╮', '╯', '╰']
diff --git a/doc/ale.txt b/doc/ale.txt
index c87b05e2..0fc95ae0 100644
--- a/doc/ale.txt
+++ b/doc/ale.txt
@@ -653,7 +653,7 @@ Hover information can be displayed in the preview window instead by setting
 |g:ale_hover_to_preview| to `1`.
 
 When using Neovim, if |g:ale_hover_to_floating_preview| or |g:ale_floating_preview|
-is set to 1, the hover information will show in a floating window. And 
+is set to 1, the hover information will show in a floating window. And
 |g:ale_floating_window_border| for the border setting.
 
 For Vim 8.1+ terminals, mouse hovering is disabled by default. Enabling
@@ -1211,9 +1211,9 @@ g:ale_floating_window_border                       *g:ale_floating_window_border
   Type: |List|
   Default: `['|', '-', '+', '+', '+', '+']`
 
-  When set to `[]`, window borders are disabled. The elements in the list
-  set the horizontal, top, top-left, top-right, bottom-right 
-  and bottom-left border characters, respectively.
+  When set to `[]`, window borders are disabled. The elements in the list set
+  the horizontal, top, top-left, top-right, bottom-right and bottom-left
+  border characters, respectively.
 
   If the terminal supports Unicode, you might try setting the value to
   ` ['│', '─', '╭', '╮', '╯', '╰']`, to make it look nicer.